A Ball Is Thrown from the Edge of a 20

A ball is thrown from the edge of a 20.0 m high cliff with a speed of 20.0 m/s at an angle of 30.0° below horizontal. What is the speed of the ball when it hits the ground below the cliff?

A) 37.6 m/s
B) 28.1 m/s
C) 31.4 m/s
D) 43.2 m/s
E) 29.8 m/s