The function g(x) = x2 is transformed to obtain function h:

h(x) = g(x) + 1.

Which statement describes how the graph of h is different from the graph of g?

A.

The graph of h is the graph of g horizontally shifted left 1 unit.

B.

The graph of h is the graph of g vertically shifted down 1 unit.

C.

The graph of h is the graph of g horizontally shifted right 1 unit.

D.

The graph of h is the graph of g vertically shifted up 1 unit.

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