What is the conversion factor between $k\frac{m}{h^2}$ and $\frac{m}{s^2}?$

A$)3\mathrm{.}60\frac{\frac{m}{s^2}}{k\frac{m}{h^2}}$

B$)1\mathrm{.}30{10}^4\frac{\frac{m}{s^2}}{k\frac{m}{h^2}}$

C$)2\mathrm{.}78{10}^{-1}\frac{\frac{m}{s^2}}{k\frac{m}{h^2}}$

D$)7\mathrm{.}72{10}^{-5}\frac{\frac{m}{s^2}}{k\frac{m}{h^2}}$