Many natural ESP occurrences are apparently a result of

Kalika is told by her physician that her symptoms are caused by a loss of myelin. Her diagnosis would most likely be

A) Parkinson's disease. B) multiple sclerosis. C) early stage Alzheimer's disease. D) epilepsy.

College students faced with unsolvable problems eventually give up and make only half-hearted attempts to solve new problems, even when the new problems can be solved easily. This behavior is probably due to ________

a. contingency blocking b. response generalization c. latent learning d. learned helplessness