How can American be come a Canadian cityzenship
A American is not living inside Canada
For an American to become a Canadian citizen, they would need to meet all the criteria. For instance, you must be at least 18 years old to apply for Canadian citizenship. For more information, visit http://www.cic.gc.ca/english/citizenship/become-eligibility.asp.
Just live in Canada for I think it's a year then you do all the paperwork