Andaman and Nicobar Islands lie in the Bay of Bengal.

Introduction:
The Andaman and Nicobar Islands are a group of islands located in the eastern part of the Indian subcontinent. They are one of the Union Territories of India and are situated in the Bay of Bengal.

Explanation:
The Andaman and Nicobar Islands are located in the Bay of Bengal, which is a large body of water bordered by India to the west, Bangladesh to the north, and Myanmar to the east. The islands are positioned between 6° and 14° North latitude and 92° and 94° East longitude.

The Bay of Bengal is a part of the northeastern Indian Ocean, and it is bounded by Sri Lanka and India to the west, Bangladesh and Myanmar to the north, and Thailand and Indonesia to the east. The Andaman and Nicobar Islands are situated in the southeastern region of the Bay of Bengal.

The islands are located approximately 1,200 kilometers southeast of the Indian mainland. They have a total land area of about 8,249 square kilometers, with the Andaman Islands to the north and the Nicobar Islands to the south. The capital city of the Andaman and Nicobar Islands is Port Blair, which is situated in the Andaman Islands.

Conclusion:
In conclusion, the Andaman and Nicobar Islands lie in the Bay of Bengal, which is a body of water in the northeastern Indian Ocean. The islands are located southeast of the Indian mainland and are part of the Union Territory of India.

Andaman and Nicobar Island lies below India and this is territory of India this is near sri Lanka we called that area bay of bengal area opposite to Andaman and Nicobar is Indian Ocean where lakshadweep is present.Thats why correct answer is answer B .