B. Creating a two house legislature, the senate which each state gets 2 senators for representation and the house of representative which has representation based on the population of a state
I believe it was the Democrats that were strengthened during that time.
If the house and the senate pass different versions of a piece of legislation, the differences will be resolved BY A CONFERENCE COMMITTEE.
Conference committee is the committee of the United State congress which is appointed by the house of representative and senate to resolve disagreement on a particular bill. The committee is usually made up of the senior members of both house of representative and senate who originally considered the legislation.