Solve the Problem $71 \mathrm { in }$ Tall Is $21.48$

Multiple Choice

Solve the problem.
-The body mass index (BMI) of an individual varies directly as the weight of the individual and inversely as the square of the height of the individual. The body mass index for a 154 -lb person who is $71 \mathrm { in }$ . tall is $21.48$ . Determine the BMI for an individual who is $77 \mathrm { in }$ . tall and $164 \mathrm { lb }$ . Round to 2 decimal places.

A) $20.42$
B) $19.06$
C) $18.67$
D) $19.45$