The system shown above is released from rest. If the friction is negligible, the acceleration of the 4 kg block sliding on the table shown above is:
(Take g = 10 m/s2)
A. O m/s?
B. 1.7 m/s2
C. 3.3 m/s2
D. 5 m/s2
E. 10 m/s2
with explanation plz