Find the Indicated Roots $256 \left( \cos 280 ^ { \circ } + i \sin 280 ^ { \circ } \right)$

Multiple Choice

Find the indicated roots. Write the answer in polar form.
-Fourth roots of $256 \left( \cos 280 ^ { \circ } + i \sin 280 ^ { \circ } \right)$

A) $4 \left( \cos 70 ^ { \circ } + i \sin 70 ^ { \circ } \right) , 4 \left( \cos 160 ^ { \circ } + i \sin 160 ^ { \circ } \right) , 4 \left( \cos 250 ^ { \circ } + i \sin 250 ^ { \circ } \right) , 4 \left( \cos 340 ^ { \circ } + i \sin 340 ^ { \circ } \right)$
B) $4 \left( \cos 280 ^ { \circ } + i \sin 280 ^ { \circ } \right) , 4 \left( \cos 370 ^ { \circ } + i \sin 370 ^ { \circ } \right) , 4 \left( \cos 460 ^ { \circ } + i \sin 460 ^ { \circ } \right) , 4 \left( \cos 190 ^ { \circ } + i \sin 190 ^ { \circ } \right)$
C) $4 \left( \cos 140 ^ { \circ } + i \sin 140 ^ { \circ } \right) , 4 \left( \cos 230 ^ { \circ } + i \sin 230 ^ { \circ } \right) , 4 \left( \cos 320 ^ { \circ } + i \sin 320 ^ { \circ } \right) , 4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right)$
D) $4 \left( \cos 70 ^ { \circ } + i \sin 70 ^ { \circ } \right) , 4 \left( \cos 160 ^ { \circ } + i \sin 160 ^ { \circ } \right) , 4 \left( \cos 320 ^ { \circ } + i \sin 320 ^ { \circ } \right) , 4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right)$