Write the Ratio or Rate in Simplest Form $\frac{10}{1}$ B) $\frac{8}{1}$ C) $\frac{9}{1}$

Write the ratio or rate in simplest form.
-450 yards to 50 yards

A) $\frac{10}{1}$
B) $\frac{8}{1}$
C) $\frac{9}{1}$
D) $\frac{8}{10}$