A Helicopter Is Traveling at 50

Multiple Choice

A helicopter is traveling at 50.0 m/s at a constant altitude of 150 m over a level field.If a wheel falls off the helicopter,with what speed will it hit the ground? (g = 9.8 m/s² and air resistance negligible) ​

A) 63 m/s
B) 55 m/s
C) 74 m/s
D) ​54 m/s