Match the Graph with One of the Following Functions Below $f ( x ) = x ^ { 3 } + 2 x ^ { 2 } - 5 x - 6$

Multiple Choice

Match the graph with one of the following functions below. Function I : $f ( x ) = x ^ { 3 } + 2 x ^ { 2 } - 5 x - 6$
Function II : $f ( x ) = x ^ { 3 } - x ^ { 2 } - 5 x - 3$
Function III : $f ( x ) = x ^ { 3 } + 4 x ^ { 2 } - 3 x - 18$
Function IV : $f ( x ) = x ^ { 3 } - x ^ { 2 } - 8 x + 12$
Function $\mathrm { V } : f ( x ) = x ^ { 3 } + 7 x ^ { 2 } + 15 x + 9$

A) Function IV
B) Function II
C) Function III
D) Function V
E) Function I