After about a year, Jake got a part$-$time job while in school but needed a vehicle to drive to his employment, out where tranist is inaccessible. He bought a cheap used car from Ace Fancy Cars Ltd$..$ The salesman claimed that it had a new engine and a new transmission. Security was registered against the vehicle under the Personal Property Security Act, and Jake's father was required to sign another guarantee to support the debt. Two months later, the car broke down, and upon inspection, it was discovered that, in fact, a used motor and transmission had been installed, not a new one. Jake refused to make any further payments and demanded his money back. Explain the rights of Jake and his father in these circumstances.