Why does the bubbles made by the fish at the bottom of the water are smaller and increases its size as it rise towards the surface of the water?
A . the volume of the water at the bottom is greater, so the bubbles increases
B. the volume and pressure of the water made the bubbles to increase
C. lesser pressure at the bottom affects the size of the bubbles
D. the bubbles are affected by the high pressure at the bottom of the water.