If (x) = x2, which of the following describes the graph of Ax - 1)?
A.
The graph of Rx - 1) is a horizontal shift of Rx) = x2 one unit to the right.
B.
The graph of Rx - 1) is a vertical shift of fx) = x one unit down.
C.
The graph of Rx - 1) is a horizontal shift of Ax) = x2 one unit to the left.
D. The graph of Ax - 1) is a vertical shift of 1x) = x one unit up.