From the adjacent figure, the correct observation is.

Options

A. The pressure on the bottom of tank
(a) is greater than at the bottom of (b)
B. The pressure on the bottom of the tank (a) is smaller than at the bottom of (b)
C. The pressure on the bottoms of (a) and (b) is the different
D. The pressure on the bottom of (a) and (b) is the same