- AHistory
- BPhysics
- CGeography
- DBiology
Step-by-Step Solution
M is not from Bhopal, so among the leftover cities M=Delhi and O=Bhopal. Table: L=Agra/History, M=Delhi/Chemistry, N=Cochin/Geography, O=Bhopal/Physics, P=Erode/Biology. N studies Geography (the only subject left).
Answer: C) Geography