Solve the Inequality $x ( x + 3 ) ( x - 8 ) \leq 0$

Multiple Choice

Solve the inequality. $x ( x + 3 ) ( x - 8 ) \leq 0$

A) $( - \infty , - 8 ] \cup [ 3 , \infty )$
B) $( - \infty , 3 ] \cup [ 8 , \infty )$
C) $( - \infty , - 3 ] \cup [ 0,8 ]$