Explanation:

Operations 'Garam Hawa' and 'Sard Hawa' are conducted along the borders as part of routine exercises to ensure security and manage seasonal changes:

- Option 1: BSF (Border Security Force) - These operations are carried out by the BSF, focusing on enhancing surveillance and security measures along India's international borders, especially in response to changing weather conditions. 'Garam Hawa' typically occurs in summer, while 'Sard Hawa' is conducted in winter. Correct Answer

- Option 2: ITBP (Indo-Tibetan Border Police) - Primarily focuses on guarding the Indo-China border in the Himalayan region.

- Option 3: CRPF (Central Reserve Police Force) - Mainly involved in internal security and counter-insurgency operations.

- Option 4: CISF (Central Industrial Security Force) - Responsible for providing security to various public sector undertakings and critical infrastructure facilities.