Find the X-Intercepts of the Polynomial Function $$f ( x ) = x ^ { 3 } + 8 x ^ { 2 } + 20 x + 16$$

Multiple Choice

Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept.
- $$f ( x ) = x ^ { 3 } + 8 x ^ { 2 } + 20 x + 16$$

A) $- 2$ , touches the $x$ -axis and turns around;
$- 4$ , crosses the $x$ -axis.
B) $- 2$ , crosses the $x$ -axis;
$- 4$ , touches the $x$ -axis and turns around
C) 2 , crosses the $x$ -axis;
$- 2$ , crosses the $x$ -axis;
$- 4$ , crosses the $x$ -axis.
D) 2, crosses the x-axis;
$- 2$ , touches the $x$ -axis and turns around;
$- 4$ , crosses the $x$ -axis.