In March, Louisa's Hamburger Stand contracts with HydrationCorp to buy 100 bottles of lemonade for $100 and an additional 100 bottles of lemonade for $115 on May 1. After the purchase and delivery of the 100 lemonades in March, Louisa speaks with a HydrationCorp representative, and they agree that on May 1 HydrationCorp will instead sell Louisa 100 bottles of iced tea for $115. What will result?