Solve the Inequality $3 x ^ { 2 } + 7 x < 20$

Multiple Choice

Solve the inequality. Write the solution set in interval notation.
- $3 x ^ { 2 } + 7 x < 20$

A) $\left( - 4 , \frac { 5 } { 3 } \right)$
B) $( - \infty , - 4 ) \cup \left( \frac { 5 } { 3 } , \infty \right)$
C) $\left( - \frac { 5 } { 3 } , 4 \right)$
D) $\left( - \infty , - \frac { 5 } { 3 } \right) \cup ( 4 , \infty )$