Select the related work from the given alternatives\

Person : House :: ?  : ?

The logic followed here is:

Logic: The second element is the place where the first element lives.

Here,

Person : House → A Person lives in a House.

Similarly,

1) Aquarium : Fish → Fish live in an Aquarium. (Incorrect order)

2) Lion : Den → A Lion lives in a Den.

3) Nest : Bird → Bird lives in a Nest. (Incorrect order)

4) Farmer : Crop → This is a producer-product relationship, not a living place.

Hence, the correct answer is "Option 2".