Technician a Says That a Disadvantage of an Induction-Hardened Parent

Multiple Choice

Technician A says that a disadvantage of an induction-hardened parent bore cylinder block is that when a single bore wears, the cylinder block has to be replaced. Technician B says that cavitation erosion is more likely to occur in engines manufactured with parent bores. Who is correct?

A) Technician A only
B) Technician B only
C) Both A and B
D) Neither A nor B