?Technician a Says That a Diesel Fuel Subsystem Secondary Filter

?Technician A says that a diesel fuel subsystem secondary filter can plug on water causing an engine shutdown. Technician B says that when secondary fuel filter causes an engine shutdown due to fuel starvation, pouring two cans of methyl hydrate into the fuel tank should cure the problem. Who is correct?

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