Factor, Using the Given Factor $2 m ^ { 5 / 4 } - 3 m ^ { - 1 / 2 } ; \quad m ^ { - 1 / 2 }$

Multiple Choice

Factor, using the given factor. Assume all variables represent positive real numbers.
- $2 m ^ { 5 / 4 } - 3 m ^ { - 1 / 2 } ; \quad m ^ { - 1 / 2 }$

A) $3 m ^ { - 1 / 4 } \left( 2 m ^ { 7 / 4 } - 1 \right)$
B) $m ^ { - 1 / 2 } \left( 2 m ^ { 7 / 4 } - 3 \right)$
C) $m ^ { - 1 / 2 } \left( 2 m ^ { 5 / 4 } + 3 \right)$
D) $m ^ { - 1 / 2 } \left( 6 m ^ { 7 / 4 } - 2 \right)$