A 60kg is pushed horizontaly with just enough force to start it moving across a floor and the same force continues to act afterwards. The coefficient of static friction and sliding friction are 0.5and 0.4 respectively the accleration of the body is
A. `6m//s^(2)`
B. `2m//s^(2)`
C. `3m//s^(2)`
D. `1m//s^(2)`
