A Ball Leaves the Hand of a Boy with a Velocity

Multiple Choice

A ball leaves the hand of a boy with a velocity v and travels a horizontal range R. In a second throw, the same ball leaves the boy's hand with a velocity of 2v. Compared to the first throw, the horizontal range is

A) the same.
B) two times larger.
C) half as large.
D) four times larger.
E) a fourth of the first.