Perform the Indicated Operation and Simplify $a + bi$ - $( 9 - 6 i ) ^ { 2 }$

Multiple Choice

Perform the indicated operation and simplify. Write the result in the form a $a + bi$
- $( 9 - 6 i ) ^ { 2 }$

A) $117 - 108 \mathrm { i }$
B) $81 - 108 i + 36 i ^ { 2 }$
C) $45 + 0 \mathrm { i }$
D) $45 - 108 \mathrm { i }$