Correct Answer - Option 3 : cat : meow
1) 'Den' is the house of lions.
2) 'Nest' is the house of birds.
3) 'Hive' is the house of bees.
4) 'Cattery' is the house of cats. 'Meow' is the sound that a cat makes.
Hence, "cat : meow" is different from the other three.