The price of commodity X increases by 30 cents every year, while the price of commodity Y increases by 20 cents every year. If in 2001, the price of commodity X was $4.20 and the price of commodity Y was $4.40, in which year will commodity X cost 80 cents more than the commodity Y?	Choose the correct choice from the following answers:
A) 2010.	B) 2011.	C) 2012.	D) 2013.	E) 2014.
The cost of commodity X increases by 10 cents per year relative to commodity Y.   The price of X must gain 20 + 80 = $1.00 cents on commodity Y, which will take 10 years.   The answer is 2011..
<result>B</result>
The price of commodity X increases by 30 cents every year, while the price of commodity Y increases by 20 cents every year. If in 2001, the price of commodity X was $4.20 and the price of commodity Y was $4.40, in which year will commodity X cost 80 cents more than the commodity Y?