A theorist named Super presents the idea of a vocational self-concept. In his stage approach, what stage of vocational self-concept development involves trying out and sometimes reevaluating work experiences in search for the match between vocational self-concept and job settings?

In the correct order, which organs are involved in programming puberty?

A) hypothalamus, adrenal glands, gonads B) hypothalamus, pituitary, gonads C) gonads, hypothalamus, pituitary D) adrenal glands, gonads, hypothalamus

Dr. Welsh is doing experiments using drugs. He is concerned that his subjects will respond to demand characteristics. He may want to control for this by using which of the following?

a. stratification b. two independent variables c. a placebo d. randomization