Figure 5-14 Martha Initially Buys the Combination of Pens and Pencils Shown

Multiple Choice

Figure 5-14

Martha initially buys the combination of pens and pencils shown as A in Figure 5-14. After the prices of both goods change, she buys combination B. It must be true that

A) Martha prefers A to B.
B) Martha prefers B to A.
C) Martha is indifferent between A and B.
D) Martha's preferences between A and B cannot be determined from the information given.