A sponsor is a member of congress who is willing to introduce and back the legislation.
A chamber is a legislative meeting hall.
One of the two chambers in government, either the senate or the house of representatives: house of congress
Activity concerning a bill which may include debates and compromises: floor action.
The time when congress is active and members are present, fulfilling their respective duties: in session
There were many reasons. The country was in extreme poverty, there was starvation everywhere and people were dying in misery. They wanted to change the imperialistic rule and impose their own bolshevik rule. People also wanted to end their participation in the war which is one of the first things that happened after the revolution. The communists left the war before the war ended.
I believe it would be D)All The Above