The western part of the Teesta river basin in North Bengal is known as:
- ATerai
- BDuars
- CTal
- DDiara
Solution & Step-by-step Explanation
In the foothill plains of the Himalayas in North Bengal, the regions are divided by the Teesta river:
* The region lying to the west of the Teesta river is called the Terai.
* The region lying to the east of the Teesta river is known as the Duars (or Dooars).
* The region lying to the west of the Teesta river is called the Terai.
* The region lying to the east of the Teesta river is known as the Duars (or Dooars).