where does spring water found in mountains come from???

Answer: an aquifer

Question: who led a successful marxist revolution in north korea?

Answer: Alexandra Kim

Answer this question: when did abby cadabby first appear on sesame street??

August 14, 2006

Q: what is the meaning of the name otto?A: wealth, prosperity

Input: when was the first phineas and ferb episode made?

Output: August 17, 2007

Answer this question: who invented the hot cathode x ray tube??
William Coolidge