Select the correct answer. Which statement describes the graph of function g compared to function f?
f(x) = 6^x - 2
g(x) = 0.4(6)^x-2

A. The graph of g is a vertical stretch of function f.
B. The graph of g is a horizontal compression of the graph of function f.
C. The graph of g is a vertical compression of the graph of function f.
D. The graph of g is a horizontal stretch of the graph of function f.​