Multiply Using the FOIL Method $( b + 1 ) ( b + 8 )$

Multiple Choice

Multiply using the FOIL method.
- $( b + 1 ) ( b + 8 )$

A) $b ^ { 2 } + 9 b + 8$
B) $2 b ^ { 2 } + 8$
C) $2 b + 8$
D) $b ^ { 2 } + 9 b + 9$