when checking for a no-star concern, you notice that an engine has no spark Technician A says to turn on the ignition engine (engine off) and, using a DMM, find out how much battery voltage is available at the negative terminal of the ignition coil. Technician B says the DMM reading should factuate indicating that the primary coal current is being turned on and off. who is correct?

Technician B
Technician A
Both Technicians A and B
Neither Technician A nor B​