A uniform magnetic field exists in the plane of paper pointing from left to right as shown in figure. In the field an electron and a proton move as shown. Where do the electron and the proton

Options

A. forces both pointing into the plane of paper
B. forces both pointing out of the plane of paper.
C. forces pointing ino the plane of paper and out of the plane of paper
D. force pointing opposite and along the direction of the uniform magnetic field respectively.