Solve the Inequality $( 3 z + 4 ) ( 2 z - 7 ) \leq 0$

Multiple Choice

Solve the inequality. Graph the solution set and write the solution set in interval notation.
- $( 3 z + 4 ) ( 2 z - 7 ) \leq 0$

A) $\left( - \infty , - \frac { 4 } { 3 } \right] \cup \left[ \frac { 7 } { 2 } , \infty \right)$

B) $\left[ - \frac { 4 } { 3 } , \frac { 7 } { 2 } \right]$

C) $\left( - \infty , - \frac { 4 } { 3 } \right) \cup \left( \frac { 7 } { 2 } , \infty \right)$

D) $\left( - \frac { 4 } { 3 } , \frac { 7 } { 2 } \right)$