Which system in the body is dramatically affected by stress and upsetting emotions and can increase one's susceptibility to disease?

Thorndike's law of effect states that

a) frustration leads to increased efforts to perform. b) learning occurs as a result of the reduction of some need or drive. c) behavior that brings satisfaction tends to occur more frequently. d) behavior and feelings of satisfaction are unrelated.

Punishment can be defined by whether the consequence appears unfavorable or unpleasant

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