Q. Consider the following countries:
1.Malaysia
2.Laos
3.Thailand
4.Vietnam
5.Myanmar
How many of the above countries share a land boundary with Cambodia?
Answer: B
Notes:
Explanation:
- Borders: Cambodia is bordered by Thailand to the northwest, Laos to the north, and Vietnam to the east. It has a 443-kilometre coastline along the Gulf of Thailand.
Source: NDTV

