A 150-Kg Crate,initially at Rest,slides Down a Ramp 4

Multiple Choice

A 15.0-kg crate,initially at rest,slides down a ramp 4.0 m long and inclined at an angle of 20° with the horizontal.If there is no friction between ramp surface and crate,what is the kinetic energy of the crate at the bottom of the ramp? (g = 9.8 m/s²)

A) 200 J
B) 690 J
C) 10 J
D) 100 J