Find the Product A) $24 \mathrm { i }$ B) $- 12 + 12 \sqrt { 3 } i$

Multiple Choice

Find the product. Write the product in rectangular form, using exact values.
- $\left[ 4 \left( \cos 120 ^ { \circ } + i \sin 120 ^ { \circ } \right) \right] \left[ 6 \left( \cos 330 ^ { \circ } + i \sin 330 ^ { \circ } \right) \right]$

A) $24 \mathrm { i }$
B) $- 12 + 12 \sqrt { 3 } i$
C) $12 \sqrt { 3 } + 12 \mathrm { i }$
D) 24