Factor Out the Greatest Common Factor $5 t ^ { 2 } - 10 t - 25$

Multiple Choice

Factor out the greatest common factor. Simplify the factors, if possible.
- $5 t ^ { 2 } - 10 t - 25$

A) $5 \left( t ^ { 2 } - 5 t - 20 \right)$
B) $5 t \left( t ^ { 2 } - 2 t - 5 \right)$
C) $5 \left( t ^ { 2 } - 2 t - 5 \right)$
D) $5 \left( t ^ { 2 } - 10 t - 25 \right)$