Which of the following statements is true about the impact of an increase in the price of lettuce ?

• A. Both the demand for lettuce will decrease and the equilibrium price and quantity of salad dressing will fall
• B. The supply of lettuce will decrease
• C. The demand for lettuce will decrease
• D. The equilibrium price and quantity of salad dressing will fall
• E. The equilibrium price and quantity of salad dressing will rise