9. rollins sold byers, a businessperson, a flatbed truck on a contract; rollins assigned the contract to frost, and informed byers of the assignment. rollins knew the truck had problems, which he did not reveal to byers. when the truck needed $3,200 worth of repairs and rollins couldn’t be found, byers wanted to deduct that amount from payments owed to frost, but frost insisted he had a right to payment. upon investigation, byers discovered that four other people in the state had experienced similar situations with rollins and with frost as rollins’s assignee. what recourse has byers?