Just as the second term is related to the first term, in the same way the third term is related to Assam : Dispur :: Andhra Pradesh : _____

The logic followed here is: Dispur is the capital of Assam. Similarly, Amravati is the capital of Andhra Pradesh. Trivandrum is the capital of Kerala, Kolkata is the capital of West Bengal, and Mumbai is the capital of Maharashtra. Hence, "option 1" is the correct answer.