A box with a mass of 1000kg slides from rest on an inclined plane. Neglecting frictional force, what is the magnitude of its acceleration?
A) 4.9(m)/(s^(2))
B) 14.9(m)/(s^(2))
C) 9.8(m)/(s^(2))
D) 19.6(m)/(s^(2))