Solve the Problem $128 \mathrm { ft } ^ { 2 }$

Multiple Choice

Solve the problem.
-A circular sector has an area of $128 \mathrm { ft } ^ { 2 }$ . The radius of the circle is 8 feet. What is the arc length of the sector?

A) $34 \mathrm { ft }$
B) $4 \mathrm { ft }$
C) $16 \mathrm { ft }$
D) $32 \mathrm { ft }$