Which structure of personality houses one's instincts, according to Freud?

The five senses serve no purpose in comforting infants

Indicate whether this statement is true or false.

Paul Ekman and his associates ________

a. developed a special coding system that analyzed and identified the numerous facial muscles. b. developed an inter-observer system to make sure that observers defined expressions reliably. c. interviewed all participants in order to assess unexpressed feelings and motivations. d. monitored the brain waves of participants to determine which hemisphere had higher activation.