A cylindrical container contains a liquid. The diameter of the cylinder’s base is $d$. The liquid has mass $m$ and depth $h$. Which expression gives the pressure exerted by the liquid on the base of the cylinder?
- A$\frac{mg}{\pi d^2}$
- B$\frac{mgh}{\pi d^2}$
- C$\frac{4mg}{\pi d^2}$
- D$\frac{4mgh}{\pi d^2}$