What is the pronoun for Andaman Islands?

The Andaman Islands are a group of islands, and therefore they don't have a specific pronoun. You would use "they" to refer to the islands, or "it" to refer to the entire archipelago as a singular entity.

For example:

* They are a popular tourist destination.

* It is located in the Bay of Bengal.

* They are home to diverse flora and fauna.

* It has a rich history and culture.