Solve the Polynomial Inequality $( x - 1 ) ( x + 8 ) > 0$

Multiple Choice

Solve the polynomial inequality. Express the solution in interval notation.
- $( x - 1 ) ( x + 8 ) > 0$

A) $(- 8 , \infty$ )
B) $( - 8,1 )$
C) $( - \infty , - 1 ) \cup ( 8 , \infty )$
D) $( - \infty , - 8 ) \cup ( 1 , \infty )$