A shop has one-pound bags of peanuts for $2.00 and three-pound bags of peanuts for $5.50. If you buy 5 bags and spend $17.00, how many of each size bag did you buy?

A. 4 one pound bags, 1 three pound bags
B. 2 one pound bags, 3 three pound bags
C. 1 one pound bags, 4 three pound bags
D. 3 one pound bags, 2 three pound bags