Select the related word/letters/number from the given alternatives.
XY : AB : : LM : ?
1). OP
2). PO
3). RS
4). TU
2. Select the related word/letters/number from the given alternatives.867 : 21 : : 9164 : ?
3. Select the related word/letters/number from the given alternatives.CD: GH : : ?
7. Sickness : Health :: Happiness : ?
8. Cloth : Mill :: Newspaper : ?
10. 'Nun' is related to 'Convent' in the same way as 'Hen' is related to: