Which line of code could be used for a constructor? def init (firstName, lastName, idNum)
def _init_(self, firstName, lastName, idNum)
def _init_(firstName, lastName, idNum)
def init(self, firstName, lastName, idNum)

Technician a says that with self-adjusting clutch systems, the release bearing constantly rotates. technician b says that the ball bearing portion of the release bearing should be lubricated with high-temperature grease during routine maintenance. which technician is correct?