I believe the answer is: the DSM-5.
the DSM-5 filled with standard classifications that professionals in psychological field can used to identify the type of illness that their patients have. With this classifications, we hoped that there would be less cases when different psychologists offered different conclusions and make the patients confused.
Explanation:
On March 5, 1770 the dreadful day came. A mob of people went in front of the Customs Office in Boston Massachusetts and started to throw stuff and give insults at the soldiers. As a result to this so-called harassment the soldiers fired on the crowd. The first to die was an African-Amercan man named Crispus Attucks.
Answer:involuntary; voluntary
Explanation:In classical conditioning, learning occurs involuntary because we respond to stimuli automatically and naturally. We start to associate certain stimuli with each other and the first encountered stimulus is the one that triggers natural and automatic response from us, and this stimuli is referred to as unconditioned stimulus and it will yield an automatic response that we have not learned before. Like when someone soothes you with a hug after a stressful day , you feel that arousal which occurs automatic and it is an involuntary response.
In operant conditioning we actual embark on a journey to learn such as observational learning in which we study others behavior so that we can imitate it.