Answer the Question $y = - 3 \sin ( 4 x )$

Multiple Choice

Answer the question.
-Which one of the equations below matches the graph?

A) $y = - 3 \sin ( 4 x )$
B) $y = 3 \cos \left( \frac { 1 } { 4 } x \right)$
C) $y = 3 \cos ( 4 x )$
D) $y = 3 \sin \left( \frac { 1 } { 4 } x \right)$