Jennifer stands on one side of a filing cabinet and pushes with a force of 60 N. If Nathan wants to help Jennifer demonstrate balanced forces, what does he need to do? A. stand on the opposite side of the cabinet and push with a force of 120 N toward Jennifer B. stand on the same side of the cabinet and push with a force of 60 N in the same direction as Jennifer C. cause the cabinet to move D. stand on the opposite side of the cabinet and push with a force of 60 N toward Jennifer