Answer: A. Jack is exempt from the prosecution as the principle of caveat emptor applies.
Step-by-step explanation:
The fault her doesn't like in Jack's hand. For Him, he gave the car out for a test run and there was no fault found in it, the pressure now lies on the Mechanic, who didn't complain of any initial failures in the vehicle but caused a damage in the vehicle, Jack is exempt from the prosecution as the principle of caveat emptor applies.