The Rig-Veda was:

A. the capital city of the Indus Valley civilization.

B. the name of Aryan priests.

C. the mountain pass the Aryans migrated through.

D. a collection of sacred hymns.

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.