The correct answer is (a) Anaimudi. Anaimudi is the highest peak in South India, located in the Western Ghats mountain range in the state of Kerala. It has an elevation of 2,695 meters (8,842 feet).
Mahendra Giri is the second highest peak in South India, located in the Eastern Ghats mountain range in the state of Andhra Pradesh. It has an elevation of 2,591 meters (8,504 feet).
Arma Konda is the third highest peak in South India, located in the Eastern Ghats mountain range in the state of Andhra Pradesh. It has an elevation of 2,578 meters (8,459 feet).
Mukurthi is the fourth highest peak in South India, located in the Western Ghats mountain range in the state of Tamil Nadu. It has an elevation of 2,534 meters (8,316 feet).