What term do psychologists use for a feeling of emotional and physical exhaustion that interferes with job performance?

At about age ____, most boys reach spermarche, which is the first spontaneous ejaculation of sperm-laden fluid

a. 9 b. 11 c. 13 d. 15

Causal hypotheses are most closely associated with which goal of psychology?

a. ?analysis b. ?prediction c. ?explanation d. ? description