Harlow's "mother-Only" Monkeys Who Were Denied Contacts with Peers

Harlow's "mother-only" monkeys who were denied contacts with peers

A) often avoided peers when later exposed to them
B) were likely to behave aggressively if they did approach a peer
C) developed strong mutual attachments to other monkeys who had been raised by their mothers and denied early contact with peers
D) often avoided peers when later exposed to them and were likely to behave aggressively if they did approach a peer
E) none of these