Multiply Write Your Answer in a +Bi Form $4 \mathrm{i}(8-9 \mathrm{i})$

Multiple Choice

Multiply. Write your answer in a +bi form.
- $4 \mathrm{i}(8-9 \mathrm{i})$

A) $32 i-36 i^{2}$
B) $36+32 \mathrm{i}$
C) $32 \mathrm{i}-36$
D) $32 i+36 i^{2}$