Find the Product $$( 4 m + 7 ) ^ { 2 }$$

Multiple Choice

Find the product.
- $$( 4 m + 7 ) ^ { 2 }$$

A) $4 m ^ { 2 } + 56 m + 49$
B) $4 m ^ { 2 } + 49$
C) $16 m ^ { 2 } + 49$
D) $16 m ^ { 2 } + 56 m + 49$