Afirm has two partners: jim and bill. jim owns 60% of the partnership and bill owns 40%. in which of the following transactions will the partnership be held responsible for an individual partners' actions? a. jim buys a laptop on credit for personal use. b. bill defaults on payment of his personal credit card bill. c. bill signs a contract to buy furniture for official use in the partnership. d. jim signs a contract as a guarantor for bill's personal loan