A force of $(6 \hat i+8 \hat j) N $ acted on a body of mass 10 kg.The displacement after 10 sec. if it starts from rest will be

Question

a) 50 m along $ tan ^{-1} 4/3 $ with x axis b) 70 m along $ tan ^{-1} 3/4 $ with x axis c) 10 m along $ tan ^{-1} 4/3 $ with x axis d) None