AMC 10B 2011 Problem 3

At a store, when a length is reported as x inches that means the length is at least x-0.5 inches and at most x+0.5 inches. Suppose the dimensions of a rectangular tile are reported as 2 inches by 3 inches. In square inches, what is the minimum area for the rectangle?

Answer Choices
A. 3.75
B. 4.5
C. 5
D. 6
E. 8.75