The correct option is (a).
Explanation
India shares its land boundaries with seven countries. The geographical orientation of these boundaries is largely defined by the physical barriers of the Himalayas in the north and the Purvanchal hills in the east.Analysis of Options:
- 1. China (Tibet): Correct. China shares a significant land boundary with India in the north, extending from the Union Territory of Ladakh to Arunachal Pradesh in the east.
- 2. Nepal: Correct. Nepal is situated along the central span of the Himalayas and shares a border with India in the north.
- 3. Bhutan: Correct. Bhutan is located in the Eastern Himalayas and is considered a northern neighbor, sharing borders with Sikkim, West Bengal, Assam, and Arunachal Pradesh.
- 4. Myanmar: Incorrect. Myanmar shares a land boundary with India in the east. The border runs along the North-Eastern states of Arunachal Pradesh, Nagaland, Manipur, and Mizoram.
Key Takeaway: India's northern frontier is shared with China, Nepal, and Bhutan. The north-western frontier is shared with Pakistan and Afghanistan, while the eastern frontier is shared with Myanmar and Bangladesh.