Correct option is C
The correct answer is (c) To improve connectivity with Eurasia via multimodal routes.
• The INSTC aims to link India with Russia, Central Asia, and Europe via Iran and the Caspian Sea using road, rail, and sea transport.
Information Booster:
• Established under an intergovernmental agreement (2000) between India, Russia, and Iran.
• Reduces freight cost and transport time by 30–40%.
• Key route: Mumbai → Bandar Abbas (Iran) → Caspian Sea → Russia → Europe.
• It strengthens India’s strategic reach in Eurasia.
• Supports India’s policy of multi-alignment and regional connectivity.