Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-From the edge of a 1000 -foot cliff, the angles of depression to two cars in the valley below are $21 ^ { \circ }$ and $28 ^ { \circ }$ . How far apart are the cars? Round your answers to the nearest $0.1 \mathrm { ft }$ .

A) $724.5 \mathrm { ft }$
B) $713.4 \mathrm { ft }$
C) $724.4 \mathrm { ft }$
D) $714.4 \mathrm { ft }$