Write Each Rate or Ratio as a Fraction in Lowest $\frac{60 \text { miles }}{1 \text { hour }}$

Write each rate or ratio as a fraction in lowest terms.
Change to the same units when necessary.
-720 miles in 12 hours

A) $\frac{60 \text { miles }}{1 \text { hour }}$
B) $\frac{1 \text { hour }}{60 \text { miles }}$
C) $\frac{720 \text { miles }}{12 \text { hours }}$
D) $\frac{12 \text { hours }}{720 \text { miles }}$