Respuesta :

The correct answer is A. a plain.
The region marked with number 2 is the central part of Siberia. This part of Siberia is a wast plain with some wavy parts, but almost of it is a lowland. This  region covered with dense forest known as the taiga in it's southern half, while the northern half is in the domain of the tundra.
7v7

Answer:

A. - a plain

Explanation:

If you look at the geographical map, you can see that there are no bumps, brown coloring, nor ridges. It's just flat, soft, green coloring.

Conclusion,

It is a plain located in Siberia. The landform does have all sorts of greenery, trees, and life, so don't get it mixed up with The Great Plains,