Warren is a 16-year-old male who recently started to give away important possessions, stopped eating, and demonstrated general depression by being lethargic and uncommunicative. Warren may be demonstrating a warning sign of

Which statement about the immune system is correct?

Males tend to have a stronger immune system than females. Women tend to have stronger immune systems than do men. The vulnerability of AIDS patients to diseases that are normally reserved for young children is evidence of the relation between a weakened immune system and aging. The immune system gets stronger throughout life as people are exposed to more types of invaders.

Lilly is trying different sports throughout the summer to determine which team she would like to try out for in high school. Lilly would likely fall in which of Marcia's identity statuses?

a. Foreclosure b. Diffusion c. Moratorium d. Achievement