Solve the Quadratic Inequality $3 x^{2}+2 x-8 \leq 0$ A) $[-2, \infty)$

Multiple Choice

Solve the quadratic inequality. Express your solution on a number line using interval notation.
- $3 x^{2}+2 x-8 \leq 0$

A) $[-2, \infty)$

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

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

D) $\left[-\infty, \frac{4}{3}\right]$