A technician is performing a cylinder leak test. The leakage on all cylinders is less than 10% on all cylinders except for one, which indicates 80% leakage. What should the technician do?
◦ Replace the piston rings on the 40% cylinder
◦ Grind the valves
◦ Repeat the test (cylinder was not at TDC)
◦ Replace the head gasket