2) a) 13} Relatively Attractive {6 pts) (3 pts} Consider the ve pairs of masses labeled a) e). The masses and separation between each pair are given. From largest to smallest, rank the pairs in order of the gravitational potential energy of the two-mass system, (JG, Explain, losephl 4R a) M-. 4M 2R b) M Oil\"M ) R C MOII'M 8R d) 4M..4M 9) moom (3 pts} Consider pair a) from above. Compare the gravitational force on the left mass from the right 4R mass, Em L from R, to the gravitational force an M 4M the right massfrom the left mass, 1'50\"me L. Be as precise as you can with the information given, Joseph. Your explanation should not be more than a couple of sentences