How does the graph of g(x) =x+3 compare with the graph of the parent function f(x)=x? A. The graph of g(x) is shifted 3 units to the right
B. The graph of g(x) is shifted 3 units up
C. The graph of G(x) is compressed vertically by a factor of 3
D. The graph og g(x) is stretched vertically by a factor of 3