Write the Ratio or Rate in Simplest Form $\frac{4}{3}$ B) $\frac{2}{3}$ C) $\frac{3}{4}$

Write the ratio or rate in simplest form.
-27 to 18

A) $\frac{4}{3}$
B) $\frac{2}{3}$
C) $\frac{3}{4}$
D) $\frac{3}{2}$