24) Refer to Fact 12.1.1. The price of gasoline is determined by The marginal revenue from gasoline equals A) the quantity of gasoline that Rutter's and Sheetz sells; average variable cost B) the number of tourists who drive by Rutter's and Sheetz; average fixed cost C) the other goods and services that Rutter's and Sheetz sell; average total cost D) market demand and market supply; price E) the price elasticity of demand of gasoline; the change in total revenue that occurs when the price of litre of gasoline rises by an incremental amount