Find the Product $$\left( - 4 p ^ { 3 / 5 } - 9 p ^ { 4 / 5 } \right) ^ { 2 }$$

Multiple Choice

Find the product. Assume variables represent positive real numbers.
- $$\left( - 4 p ^ { 3 / 5 } - 9 p ^ { 4 / 5 } \right) ^ { 2 }$$

A) $16 p ^ { 9 / 25} + 7 p$
B) $- 8 p ^ { 6 / 5 } + 36 p ^ { - 18 / 5 } - 18 p ^ { 8 / 5 }$
C) $16 p ^ { 6 / 5 } + 36 p ^ { 7 / 5 } + 81 p ^ { 8 / 5 }$
D) $16 p ^ { 6 / 5 } + 72 p ^ { 7 / 5 } + 81 p ^ { 8 / 5 }$