Which of the folloeimg summerizes the relationship among arousal task complexity.and performance

The bystander effect does not tend to occur when the bystanders are

a. all friends. b. all strangers. c. only in one's mind. d. on the Internet.

Which of the following is a physiological symptom of depression?

a. lowered productivity b. poor hygiene c. anhedonia d. appetite and weight changes

An androgynous person has neither masculine nor feminine characteristics

a. True b. False Indicate whether the statement is true or false

Positive reinforcement is to increasing behavior as ______________ is to decreasing behavior

a. negative reinforcement c. shaping b. extinction d. generalization