Vicky is presenting his research on echinoderms. how should he explain the water vascular system
a)it draw water into the siphon
b)it draws water into the tube feet, which in locomotion
c)it expand the body size, which in molting
d)it the process of filter feeding

B

Explanation:

The water vascular system is a hydraulic system used by echinoderms, such as sea stars and sea urchins, for locomotion, food and waste transportation, and respiration. The system is composed of canals connecting numerous tube feet.

i think this picture will you.