If Two Goods Are Substitute Goods

Multiple Choice

If two goods are substitute goods,

A) The percentage change in quantity demanded for good X will fall if there is a reduction in price of good Y.
B) The percentage change in quantity demanded for good X will stay the same if there is an increase in the price of good Y.
C) If the price of good X increases,the demand for good Y falls.
D) The percentage change in quantity demanded for good X will rise if there is a reduction in the price of good Y.