Q. Consider the following countries:- China
- Thailand
- Vietnam
- Laos
The Mekong River passes through which of the above countries?
Answer:
1, 2, 3 and 4
Notes: The Mekong River originates in China and flows through several Southeast Asian countries, including Laos, Thailand, and Vietnam, before emptying into the South China Sea. Therefore, all four countries listed—China, Thailand, Vietnam, and Laos—are traversed by the Mekong River.