Evaluate the Expression (4 + 7i)(11 - 4i)and Write the Result

Multiple Choice

Evaluate the expression (4 + 7i) (11 - 4i) and write the result in the form a + bi.

A) $61 + 72 i$
B) $44 + 77 i$
C) $72 + 61 i$
D) $- 61 - 72 i$
E) none of these