Choose the group that does not belong:

C. E, F, G, H, I

Which group of letters is the odd one out?

D. M, N, O, P, Q

Choose the odd letter group: PQRS, TUVW, XYZA, BCDE, FGHI

C. XYZA

In a code language, 'HOUSE' is coded as '85124' and 'MOUSE' is coded as '95124'. What is the code for 'O'?

A. 5

Find the missing character in the series A1, B2, C3, ?, E5.

A. D4