Explanation:

- Option 1: Nepal

- Nepal shares its international borders with two countries: India and China.

- Due to its location in South Asia, it has relatively fewer bordering nations.

- Option 2: Pakistan

- Pakistan shares its borders with four countries: India, Afghanistan, Iran, and China.

- As a South Asian country, it has a moderate number of neighbors.

- Option 3: India

- India shares international borders with seven countries: Pakistan, China, Nepal, Bhutan, Bangladesh, Myanmar, and Afghanistan (disputed region).

- It is surrounded by a diverse range of nations in South Asia.

- Option 4: China

- China has the largest number of international borders, sharing them with 14 countries: Afghanistan, Bhutan, India, Kazakhstan, Kyrgyzstan, Laos, Mongolia, Myanmar, Nepal, North Korea, Pakistan, Russia, Tajikistan, and Vietnam.

The country with the most international borders is:

- Option 4: China