Jack is studying psychology and wants to see how people behave when his friend enters an elevator and keeps her back to the door versus behavior when she stands near a doorway between classes. His research method is .

His research method is naturalistic observation.

Explanation:

Naturalistic observation refers to observing the subject in its natural context. 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.

Naturalistic observation.

Explanation:

One Important thing to know from the question above is that the person in question that is Jack is performing a research through the process of observation. Jack is observing his friend at different position in the natural setting of the environment and this method is used by Psychologists too in their researches. This method of research is called or known as the Naturalistic observation. This method or technique is not done in the laboratory.

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