Factor the Four-Term Polynomial by Grouping $8 x ^ { 4 } - 20 x ^ { 2 } + 10 x ^ { 2 } - 25$

Multiple Choice

Factor the four-term polynomial by grouping.
- $8 x ^ { 4 } - 20 x ^ { 2 } + 10 x ^ { 2 } - 25$

A) $\left( 4 x ^ { 2 } + 5 \right) \left( 2 x ^ { 2 } - 5 \right)$
B) $\left( 4 x ^ { 2 } - 5 \right) \left( 2 x ^ { 2 } + 5 \right)$
C) $\left( 8 x ^ { 2 } - 5 \right) \left( x ^ { 2 } + 5 \right)$
D) $\left( 4 x ^ { 4 } + 5 \right) ( 2 x - 5 )$