How does the graph of $y=\sqrt{x}+2$ compare to the graph of the parent square root function?

AThe graph is a horizontal shift of the parent function 2 units right.

BThe graph is a horizontal shift of the parent function 2 units left.

CThe graph is a vertical shift of the parent function 2 units up.

DThe graph is a vertical shift of the parent function 2 units down.