Select all of the correct answers. Consider the functions f and g.
f(x) = -2cos(x-1) +3 and g(x) = 2cos(x + 3) -3
Which statement describes transformations of the graph of f resulting in the graph of function g?

A. The graph of function f has been reflected over the y-axis.
B. The graph of function fhas been translated 3 units down.
C. The graph of function f has been reflected over the x-axis.
D. The graph of function f has been translated 3 units left.
E. The graph of function fhas been vertically stretched by a factor of 4.
F. The graph of function f has been translated 4 units left.