Multiply the Following $-$ 6 Ab )(7 Ab )
A) $- 41 a b$

Multiple Choice

Multiply the following. ( $-$ 6 ab ) (7 ab )

A) $- 41 a b$
B) $- 42 a ^ { 2 } b ^ { 2 }$
C) $- 42 a ^ { 2 } b$
D) $- 41 a b ^ { 2 }$