Suppose potatoes are inferior goods. If the price of potatoes increases, and we are a net seller of potatoes, what happens to our demand for potatoes? Select one: a. The demand increases because SE is negative but IE is positive and its size is greater than that of SE b The demand decreases because both SE and IE are negative. C. The effect is ambiguous D. The demand decreases because SE is positive but IE is negative and its size is greater than that of SE