When the function y = 5 x 2 + 72 is transformed into the function y = 5 x 2 + 112, each point on the graph of y = 5 x 2 + 72 is __
A. translated 2 units up to create the graph of y = 5 x 2 + 112.
B. translated 4 units up to create the graph of y = 5 x 2 + 112.
C. translated 2 units down to create the graph of y = 5 x 2 + 112. D. translated 4 units down to create the graph of y = 5 x 2 + 112.