Simplify the Expression $$\sqrt [ 3 ] { 125 \mathrm { k } ^ { 6 } }$$

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $$\sqrt [ 3 ] { 125 \mathrm { k } ^ { 6 } }$$

A) $5 \mathrm { k } ^ { 2 }$
B) $5 \mathrm { k } ^ { 9 }$
C) $125 \mathrm { k } ^ { 2 }$
D) $- 5 \mathrm { k } ^ { 2 }$