Select the Correct Description of Right-Hand and Left-Hand Behavior of the Graph

Multiple Choice

Select the correct description of right-hand and left-hand behavior of the graph of the polynomial function.​ $f ( x ) = \frac { 1 } { 2 } x ^ { 3 } + 3 x$ ​

A) Rises to the left,falls to the right
B) Rises to the right,rises to the left
C) Falls to the left,rises to the right
D) Falls to the right
E) Falls to the left,falls to the right