What would happen to the equilibrium price and quantity of peanut butter if the price of peanuts went up, the price of jelly a complement for peanut butter fell, fewer firms decided to produce peanut...

Extracted text: What would happen to the equilibrium price and quantity of peanut butter if the price of peanuts went up, the price of jelly a complement for peanut butter fell, fewer firms decided to produce peanut butter, and health officials announced that eating peanut butter was good for you? Select one: a. Quantity will rise, and the effect on price is ambiguous. O b. Quantity will fall, and the effect on price is ambiguous. Price will fall, and the effect on quantity is ambiguous. O d. Price will rise, and the effect on quantity is ambiguous.