Jesse cuts a circular paper disk of radius 12 along two radii to form two sectors, the smaller having a central angle of 120 degrees. He makes two circular cones, using each sector to form the lateral surface of a cone. What is the ratio of the volume of the smaller cone to that of the larger?<spanclass=′latex−bold′>(A)</span>81<spanclass=′latex−bold′>(B)</span>41<spanclass=′latex−bold′>(C)</span>1010<spanclass=′latex−bold′>(D)</span>65<spanclass=′latex−bold′>(E)</span>510