Find the Product or Quotient $$( 8 + 9 i ) ( 5 + 4 i )$$

Multiple Choice

Find the product or quotient. Write the answer in standard form.
- $$( 8 + 9 i ) ( 5 + 4 i )$$

A) $4 - 77 \mathrm { i }$
B) $36 i ^ { 2 } + 77 i + 40$
C) $76 + 13 \mathrm { i }$
D) $4 + 77 i$