Describe the transformations of the parent function for f(x) = -1/2√x+4.

The graph would be narrower.
The graph would shift down 4 units.
The graph would reflect over the y-axis.
The graph would shift up 4 units.
The graph would be wider.
The graph would shift to the left 4 units.
The graph would shift to the right 4 units.
The graph would reflect over the z-axis.