Jenny is diving into a swimming pool from a diving board. The expression below represents Jenny's vertical height, in feet, above the surface of the water after x seconds. -16x^​2+12x+10

Which statement best describes the term 10?

A.
the horizontal distance from the diving board Jenny travels
B.
Jenny's initial height above the surface of the water
C.
the time it takes Jenny to reach the surface of the water
D.
the maximum height Jenny reaches