The branch of psychology that deals with the group behavior and inter-relationship of people is?

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E6 Parks TextBook of Preventive & Social Medicine part 2 — Subpart A (pp 1-232 of 464) pp. 217-219, 207-209, 210-212
Practise the full PGIMS Rohtak NO - 2017
Attempt every question from this paper in a timed mock, then review the full solution for each one.