Convert the Degree Measure to Radians $720 ^ { \circ }$

Multiple Choice

Convert the degree measure to radians. Leave answer as a multiple of π.
- $720 ^ { \circ }$

A) $8 \pi$
B) $4 \pi$
C) $\frac { 9 \pi } { 2 }$
D) $\frac { 7 \pi } { 2 }$