Which is an example of a major life change that can cause stress?

Ais a person who demonstrates effective communciation, self-directed learning, critical thinking, and responsible citizenship

Ay i hate cuz my peepee be small

Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases