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A household can purchase apples and oranges. Imagine a graph with apples on the Y axis and oranges on the X. If a household's income increases by 40%, what can we say for certain about the household's purchasing patterns relative to those observed before the price changes? 0 Unable to determine 0 The household will purchase the same amount of both apples and oranges O The household will purchase fewer apples and oranges O The household will purchase more apples and oranges O The household will purchase the same total amount of fruit but the ratio of apples to oranges will change