Plz help its early too early for me to function

Explain the importance of carnegie, morgan, and rockefeller on the american political scene of the early 1900's.

What was the compromise that allowed california to be admitted to the union

In presidential elections if no candidate receives a majority of the election votes, a. the winner is decided by the house of representative’s. b. the current president remains in office for four more years. c. the winner is decided by the senate. d. a runoff election is held in december between the two candidates who received the most votes in the general election.