An OHC Cylinder Head Is Being Installed on an Engine

Multiple Choice

An OHC cylinder head is being installed on an engine. Technician A says that some OHC cylinder heads cannot be installed if the camshaft is not positioned correctly at TDC. Technician B says that valves can be bent if the correct procedures are not followed. Who is right?

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