Question 20 When the budget line shifts from blue to red: Good X B (75X, ?Y) C(?X, ?Y A (55X, ?Y) Budet Line incomes00, Pss, Ps1s Bulet Line income soo, Ps10, PSs Good Y The slope of the budget line increases. The budget line gets steeper. The price of Good X rises. The price of Good Y rises. Monetary income increases. O The relative price of Good X increases. The relative price of Good Y increases.

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Consumer Choice Figure 21-15 On the graph, Qx represents the quantity of good x and Qy represents the quantity of good y. The lines drawn on the graph represent three of Barbara's indifference curves. O Qy Ove Icon Key 0 A D Q₂ Refer to Figure 21-15. For Barbara, the marginal rate of substitution between goods y and x a. increases as she moves downward and to the right along one of her indifference curves. b. decreases as she moves downward and to the right along one of her indifference curves. c. remains constant as she moves downward and to the right along one of her indifference curves. d. is undefined for any movement along any one of her indifference curves. B