a principal of a school is forming a committee. there are to be five members, three teachers chosen from Mr. J, Ms K, Ms L, Mr M and Mr N and two students chosen from O, P, Q and R. the formation of a committee must confirm to the following conditions. Mr J will serve only if R is on the committee. Ms L will not serve unless Ms K and O also serve. Neither M nor N will serve without the other if P serves neither Q nor R can serve.