Adam waves "bye-bye" when he leaves the room and pretends to eat imaginary food. In other words, Adam is

a. using symbols

For boys during puberty, hormonal increases directly lead to more thoughts about sex and more masturbation

Indicate whether this statement is true or false.

Questions that assess a person's best time for retirement provide an index of

a. functional well-being b. openness to experience c. retirement maturity d. emotional health