The correct answer is C. both (a) and (b).
The Andaman and Nicobar Islands are a group of islands in the Bay of Bengal. They are part of India and are located between Myanmar and Sri Lanka. The islands are made up of two main groups, the Andaman Islands and the Nicobar Islands. The Andaman Islands are located to the north of the Nicobar Islands. The islands are home to a variety of plant and animal life, including many species that are found nowhere else in the world. The islands are also home to a number of indigenous peoples, including the Andaman Islanders and the Nicobarese.
The Andaman and Nicobar Islands are a popular tourist destination. The islands offer a variety of activities, including hiking, diving, and snorkeling. The islands are also home to a number of historical and cultural sites.
The Andaman and Nicobar Islands are a beautiful and unique place. They are a popular tourist destination and are home to a variety of plant and animal life. The islands are also home to a number of indigenous peoples.
Option A is incorrect because it only mentions the Andaman Islands. Option B is incorrect because it only mentions the Nicobar Islands. Option D is incorrect because it is not one of the options.