What is the effect on the graph of f(x) = x² when it is transformed to
h(x) = 5x² + 10?

A. The graph of f(x) is vertically stretched by a factor of 5 and shifted 10 units up.

B. The graph of f(x) is horizontally compressed by a factor of 5 and
shifted 10 units to the left.

C. The graph of f(x) is horizontally stretched by a factor of 5 and
shifted 10 units up.

D. The graph of f(x) is vertically stretched by a factor of 5 and shifted 10 units to the left.