Six-month-old Trent saw his dad blink three times when he held a baby bottle. An hour after this occurred, Trent sees a baby bottle and blinks three times. This action would best be described as _____ imitation

According to research based on the Facial Action Coding System, people

A) are easily fooled by fake smiles. B) tend to look at the wrong cues to deception. C) can often detect fake smiles. D) have trouble detecting smiles for people of the opposite sex.

In his research using surrogate mother monkeys, Harlow found that the key factor in the development of attachment was ____________________

Fill in the blank(s) with correct word