What did Harry Harlow demonstrate in his classic study of attachment amongst baby monkeys?

A) The monkeys were more attached to the artificial mothers that gave milk.
B) The monkeys were more attached to the artificial mothers that were warm and soft.
C) The monkeys displayed no preference for either cloth or wire artificial mothers.
D) The monkeys unexpectedly preferred wire artificial mothers over cloth ones.

Harry Harlow

A psychologist known for his research on maternal separation, dependency needs, and social isolation experiments on rhesus monkeys.

Attachment

An emotional bond that forms between individuals, critical to personal development and psychological health.

Artificial Mothers

Refer to experimental or surrogate mother figures used in psychological studies to explore attachment, comfort, and emotional security in infants.