Multiply by Using the Rule for the Square of a Binomial

Multiple Choice

Multiply by using the rule for the square of a binomial.
- $$( 3 x + 4 ) ^ { 2 }$$

A) $3 x ^ { 2 } + 16$
B) $9 x ^ { 2 } + 16$
C) $3 x ^ { 2 } + 24 x + 16$
D) $9 x ^ { 2 } + 24 x + 16$