Extra Credit 1 Solve the following logic puzzle using a truth table for 3 extra points on Quiz 1 When planning a party, you want to know whom to invite. Among the people you would like to invite are three touchy friends. You know that if Hermione attends, she will become unhappy if Ron is there, Ron will attend only if Harry will be there, and Harry will not attend unless Hermione also does. Which combinations of these three friends can you invite so as not to make someone unhappy