Which statement best describes the change to the graph of the function f(x)=x if Angela adds 6 to the function to make f(x)=x+6?
AThe graph will shift 6 units up.
BThe graph will shift 6 units right.
CThe graph will have a steeper slope.
DThe graph will have a shallower slope.
AThe graph will shift 6 units up.
BThe graph will shift 6 units right.
CThe graph will have a steeper slope.
DThe graph will have a shallower slope.