Find the Area of a Rectangular Piece of Land Measuring $\frac{3}{4}$

Multiple Choice

Find the area of a rectangular piece of land measuring $\frac{3}{4}$ by $\frac{7}{8}$ mile.

A) $1 \frac{1}{6}$ square mile
B) $\frac{21}{32}$ square mile
C) $\frac{7}{32}$ square mile
D) $\frac{6}{7}$ square mile