Choose or find odd pair of words - (Crime : Punishment) , (Judgement : Advocacy) , (Enterprise : Success) , (Exercise : Health)

B. JUDGEMENT : ADVOCACY

Choose or find odd word - Broker , Salesman , Customer , Hawler

C. CUSTOMER

Pune is bigger than Jhansi, Sitapur is bigger than Chittor.
Raigarh is not as big as Jhansi, but is bigger than Sitapur.
Which is the smallest ? 

D. CHITTOR

All the six members of a family A, B, C, D, E and F are travelling together. B is the son of C but C is not the mother of B, A and C are a married couple. E is the brother of C. D is the daughter of A. F is the brother of B. Who is the mother of B ?

D. A

In the following question, a matrix of certain characters is given. These characters follow a certain trend, row-wise or column-wise. Find out this trend and choose the missing character accordingly.
F I O
A J K
E M ?

B. R