The important Moscow-Vladivostok Highway serves the region to the _____________ of the Urals.

East

The correct answer is Option 1: East

NCERT: In Russia, a dense highway network is developed in the industrialised region west of the Urals with Moscow as the hub. The important Moscow-Vladivostok Highway serves the region to the east. Due to the vast geographical area, highways in Russia are not as important as railways.