Question

1. Only guilty people show signs of nervousness during an interrogation.

Answer 1

1) Only guilty people show signs of nervousness during an interrogation. FALSE. Of course, sometimes it is very easy to recognize whether person is guitly or not, but do not forget that someone either can stay cool in any situation or simply does not feel like commited something bad. Also, people which are not morally stable, can seem to be guilty just  because they are too nervous due to being a suspect. 

2) Using a caller’s name during a telephone call can communicate Respect. Every person likes when you are calling its name during phone conversation and so on. This is actually one of the most influential tool to show a respect of the opponent and the way to reach its propensity (it is actually used in cold calls)

3)  When a police officer tells dispatch that he is going “off duty,” he is using  Law Enforcement Jargon because it is the most convinient way to provide quick descriptions of what they are going to do, or about people they are going to deal with.

4) When asked about the possible motive for a homicide, an innocent person would most likely Speculate that it was a revenge killing, because saying 'don't know' or 'nothing' will be both not helpful and suspicious, so if the person is clear it can think a bit.

5) The Department of Homeland Security recommends that officers communicate with one another and with other agencies using primarily  Signal codes so that they can share importand information which can be understandable only by the staff and if they are being overheart this info will not put them in awkward situation.

6) The statement : .During the theme development phase of the Reid interrogation, officers must use only one theme. is FALSE because they are not under obligation of using only one theme, it would be rather inconvinient.

7) Some police terminology has become part of mainstream slang. TRUE, because while searching the internet you often can come across some words connected to the police sphare of usage which are used not only by policemans.

8)  You can sound friendlier and more confident on the phone by Smiling and sitting up straight. If you will practice such methods it will definitely help you to impress the opponent as while you are smiling you set a voice and tone in the right way and sitting straight helps to establish this 'friendly' position.

9) Police officers need good writing skills. FALSE
The main point every policemen should stick to is perform his duty in  the way he has to do, and this kind of job doe not demand to be veryliterate.

10) “10-23” is an example of 10-code which is used by police in order to to verbally communicate verbally. It is commonly used in the US.
11)  
Good communication is important only in law enforcement, not in other areas of criminal justice. FALSE, because nobody is brilliantly  protected from the accidants and every areas of criminal justice does demand to be privided with good communication. 
12) The following pieces of information which is NOT required to be shared upon answering a business call is Your employer’s name, at least because the rest of options are the most essential. 

13) The phonetic alphabet scheme is used when the spelling of a word is important. This option also embraces the meaning of the first option, but often you can be missheard by the opponent and you have to pronounce all the syllables so that everything will be clear.

14) The Reid Technique was developed by a polygraph analyst John Reid and this technique consists of fa three-phase process  of  Fact Analysis and nowadays this is really useful. 
15)  The first goal of a behavior analysis interview is to  Establish authority. It can help you to recognize whether the person is guilty and make this person understand how important the situation is. 

Do hope it will help you!