I think the awnser is 3 or 4 if that helps
I am sure, that the two states should just share the dam water. Both states get to use equal amounts of the water.
The answer to number one is and independent clause. The answer to number two is dependent clause. The answer to number three is independent clause.
Apply, possess, circumstances, or, eligibility, entitlement, considered
The first part of the sentence would be called independent clause since it could make a complete sentence on its own.