The group of islands that is a part of India, lies in the Bay of Bengal is .

The Andaman and Nicobar Islands are a collection of islands in the Bay of Bengal, whereas the Lakshadweep is a group of islands in the Arabian Sea.

In the Bay of Bengal, the Andaman Islands are an Indian archipelago.

The palm-lined, white-sand beaches, mangroves, and tropical rainforests of these nearly 300 islands are well-known.

Hence, option B is correct.

The group of islands that is a part of India, lies in the Bay of Bengal is Andaman and Nicobar islands