FIRST CORRECT ANSWER GETS 10 POINTS Which explains how the nervous system is typically involved in keeping the body in homeostasis?

It processes the environment and sends out signals.
It controls movement and provides structure.
It physically breaks down and absorbs food.
It puts oxygen in the blood, which is essential for life.

Explanation:

It processes the environment and sends out signals.

explanation:

i think option no d is the correct answer

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.