Substitute to Find the Value of the Expression $w$ Is Given by the Formula

Multiple Choice

Substitute to find the value of the expression.
-The area of a rectangle of length land width $w$ is given by the formula $A=$ lv. Ann's backyard is rectangular with a length of 24.2 yards and a width of 17.7 yards. Find the area of Ann's backyard.

A) $428.34 \mathrm{yd}^{2}$
B) $41.9 \mathrm{yd}^{2}$
C) $428.34 \mathrm{yd}$
D) $41.9 \mathrm{yd}$