Indian Institute of Foreign Trade 2012 Solved Paper

In a show about L getting a job at the same company J already works for and K used to work for, all three actors will appear
Thus, L, J and K are definitely appearing on the show.
We are given that:-
J will only work on episodes on which M is working. Thus, M is also working
O may work as there are no conditions restricting O.
Hence, option C is the correct answer.