Answer:
d. participant observation
Explanation:
Participant observation: In psychology, the term participant observation refers to the research method in which the researcher or the experimenter becomes an active participant in the same situation or group they are researching on.
The participant observation technique is a qualitative research method in which a researcher plays a role based on his or her interest of studying.
In the question above, Jarod is using participant observation as a method of gathering data.
France was one of the places the us wanted
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The role is so humans have rights of either violation or not
I think this is right i hope this helps