The velocity of a body at time `t = 0` is `10sqrt2m//s` in the north-east direction and it is moving with an acceleration of `2m//s` directed towards the south. The magnitude and direction of the velocity of the body after 5 sec will be
A. `10m//s`, towards east
B. `10m//s`,towards north
C. `10m//s`, towards south
D. `10m//s`, towards north-east
