At the drop of a

Select the option that is related to the third word in the same way as the second word is related to the first word. 

Select the related word/letters/number from the given alternatives.

AC : ZX :: GJ : (?)

Select the option that is related to the third word in the same way as the second word is related to the first word.

Given set: 374, 635, 725

Select the option that is related to the third number in the same way as the second number is related to the first number.

37 : 68 :: 24 : ?

Select the option that is related to third letter cluster in the same way second letter cluster is related to first letter cluster.

Theatre : Actor :: Field : ?

Statements:

Some Necklaces are Rings.

All Rings are Bracelet.

Only a few Rings are Ornaments.

Conclusion: