Which sentence has the correct subject-verb agreement?

Either too much rain or too much snow make the level of rivers rise.
Either too much rain or too much snow makes the level of rivers rise.
I believe it's the first option but i want some feedback.

Question

Which sentence has the correct subject-verb agreement?
 	
	Either too much rain or too much snow make the level of rivers rise.
	Either too much rain or too much snow makes the level of rivers rise.
 I believe it's the first option but i want some feedback.

anonymous · Answer

I think you are correct but I would say the 2nd one. But you may be right on the 1st one :)

anonymous · Answer

Haha Now I'm indecisive! Thanks for replying though!

anonymous · Answer

Ha Sorry about that! And No Problem