Bart Consumes Food and Clothing, Which Are Both Normal Goods

Bart consumes food and clothing, which are both normal goods. Suppose that the price of food falls. The substitution effect of this price decrease is ________ and the income effect of this price decrease is ________.

A) that Bart buys more clothing and less food; that Bart buys more of both food and clothing
B) reflected by a change in the relative prices of food and clothing; is represented by a movement along the original indifference curve
C) reflected by a parallel shift outward of the budget line; that Bart earns more money each month
D) reflected by the change in the slope of the budget line; that Bart has greater purchasing power