Im pretty sure that the correct answer is economic.
Answer:
His research method is naturalistic observation.
Explanation:
Naturalistic observation refers to <em>observing the subject in its natural context. </em>This type of research method is generally used to get a genuine idea of the subject's life.
In this case, Jack is using this type of research method because he is observing the subjects in their natural context, not in a lab, for example. He is simply observing their reactions to his friend in the elevator without intervening.
What about it it involved ernesto miranda because of murder
[email protected] and kidnapping
Evidence provided through a short personal story
A and C. Coordinate adjective are adjectives that can be switched up and it will still make sense.