Cohort effects on human behavior are closely associated with:

I believe the answer is: normative history graded influences on human behavior

Cohort effects refers to a bond that created among a group of people after they are experiencing a similar experience. In society, different treatment toward a certain group is usually correlated to the event that happen in the past (normative history). For example, the racial tension that exist between 'white' and 'black' citizens in united states due to slavery.

- "ethical issues. deception – the participants actually believed they were shocking a real person and were unaware the learner was a confederate of milgram's. however, milgram argued that “illusion is used when necessary in order to set the stage for the revelation of certain difficult-to-get-at-truths.” "

- "milgram's work was conducted in the early 1960s before the current.the studies ignited a debate about the ethical treatment of participants. what appear to be dangerous, if not deadly, electric shocks and the by today's ethical standards, many questions about the research have gone unanswered."

the answer to your question is false can’t remember who he rode with but he rode with sombody