Describe How the Graph of the Equation Relates to the Graph

Multiple Choice

Describe how the graph of the equation relates to the graph $$y = x ^ { 2 }$$
- $f ( x ) = 6 x ^ { 2 }$

A) a translation 6 units to the right
B) a horizontal stretch by a factor of 6
C) a translation 6 units up
D) a vertical stretch by a factor of 6