I know cocaine and heroin that’s it
Answer: a) drive-reduction
Explanation: Homeostasis is basically the body's need to maintain stability necessary for survival despite changes in the world outside. It is the body's unconscious tendency to maintain internal states (temperature, sleep, thirst, hunger) at stable levels.
Drive-reduction theory, which is a major theory of motivation, suggests that when there is an Homeostatic imbalance, needs are created, people perform actions (i.e their behaviour changes) to restore the body's ideal state, because of the need to restore balance.
The answer here is B they are each made of matter. some are compounds, and some are elements they all contain Atoms this is because Silver and Oxygen are elements while Carbon Dioxide and Water are compounds. Although you do not have the choices down, I have come across this question before.
Answer:
the stairs you can stretch ur back in many ways