PLEASE HELP ASAP I'M BEING TIMED What is the function of the type of muscle that is pictured below?

A) support and movement of the skeleton
B) movement of food through the digestive system
C) contraction and relaxation of the heart
D) generation and conduction of electrical signals

I believe it is C.contraction and relaxation of the heart

Explanation:

multiply it by 5 in order for you to understand i cant give an exact answer.

answer;

c. a tree whose roots are surrounded by wet sand.

explanation;

water stress is an important factor limiting the growth and productivity of forests.water stress is the most often cited cause of poor survival and growth of woody landscape plants.

-insufficient soil moisture is the most common form of water stress, but excess moisture that leads to poor soil aeration (hypoxia) can also result in reduced plant vitality. a tree whose roots are surrounded by wet sand would be least likely to experience water stress.