Night: What was the "compulsory formality" at the entrance to all camps?

Can you answer number 5 for me . hurry

Brendan is playing in the backyard.

Which sentence has an incorrect shift in pronoun-antecedent agreement? a) each teacher needs to be paired up. b) each man needs to carry his own load. c) each of these women runs their own business. d) each child should bring his or her own lunch.