Match List I with List II and select the correct answer using the code given below the Lists:

(City) | (River)
A. Bangkok | 1. Irrawaddy
B. Phnom-Penh | 2. Mekong
C. Hanoi | 3. Menam (Chao Phraya)
D. Yangon | 4. Red River

Here is the correct geographical matching for each city: 1. **Bangkok** is located on the **Chao Phraya** river, which is historically referred to as the 'Menam' (Thai for river). 2. **Phnom Penh** (Cambodia) is situated at the confluence of three rivers, the principal one being the **Mekong**. 3. **Hanoi** (Vietnam) stands on the banks of the **Red River**. 4. **Yangon** (Myanmar) is located in the fertile delta of the **Irrawaddy** river. Therefore, the correct sequence is A-3, B-2, C-4, D-1.