9. the main reason that family and friends are frequent targets of aggression is that a. they're convenient. b. as obstacles, they're unremovable. c. frustration-producing obstacles are often unclear. d. they cause the most frustration.

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

In general, why does a tall person have a higher basal metabolic rate than a shorter person of the same weight? a. shorter people have more skin surface area and lose heat more rapidly than a taller person. b. tall people are more active than shorter people. c. taller people have more skin surface area and lose heat more rapidly than a shorter person. d. taller people eat more protein, which takes more energy to digest. e. shorter people eat less than tall people.

What are three major influences on whether someone starts to use tobacco