Use the Discriminant to Determine If the Equation Can Be $c^{2}-8 c+16=0$

Multiple Choice

Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.
- $c^{2}-8 c+16=0$

A) Cannot be solved by factoring
B) $(c-4) (c+4) =0$
C) $(c-4) ^{2}=0$
D) $(c+4) ^{2}=0$