Technician A says that piston rings should be installed with the dot or mark facing up (toward the cylinder head). Technician B says that the mark on the piston rings is used to identify the position (groove) in which the ring should be installed. Which technician is correct?
a. Technician A only
b. Technician B only
c. Both Technicians A and B
d. Neither Technician A nor B
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