Some info: When California applied to become a free state in 1850, once again tempers raged as members of Congress tried to come up with some kind of compromise.

question: When California applied to enter the Union as a free state, what do you think members of Congress argued about?

A: How to keep the balance of free states and slave states equal in the U. S. Senate
OR
B: What the borders of the new state should be

A) How to keep the balance of free states and slave states equal in the U.S. Senate.

Explanation: The members of Congress argued about the balance of free and slave states when California applied statehood because before there was a balance in free and slave states and if California became a state, it would have to decide to become either a slave or free state. Either way, the balance in the Congress would be broken since one side will have the advantage of having greater number of states.

i'd have to with d.

explanation: