B. create a single regional economy among it's members.
Answer:
Pilot Survey
Explanation:
Pilot survey: The term pilot survey is defined as the phenomenon that involves testing a particular questionnaire by using a small sample as compared to the already planned or organized sample size. While conducting a pilot survey, the questionnaire is being administered to a particular total percentage of a given sample population.
Advantage: A pilot survey provides important or valuable feedback to the experimenter or the researcher so that he or she can improvise the papers before getting it published.
In the question above, the given statement represents a pilot survey.
Answer: Usually in a traditional crime scene you can move through the process slowly. When working in a deployment zone/ hot zone you have a very little time, just minutes, to get in, collect all the evidence and move out of the scene quickly and safely. They are also limited in equipment along with vehicle/ transportation and safety.
The answer is C. The Civil war began in 1861 between northern and southern states.
This was due to conflict over slavery’s appearance in western land, the westward expansion, and the fear of the loss of rights!