Technician A says that variable valve timing improves ...

[dbose]

Technician A says that variable valve timing improves performance. Technician B says that cylinder deactivation helps improve performance. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

Technician A says that the voltage drop between the output terminal of the alternator and the positive terminal of the battery should be less than 0.4 volt. Technician B says that the voltage drop between the case of the alternator and the negative terminal of the battery should be less than 0.2 volt. Which technician is correct?
 
  A) A only B) B only C) Both A and B D) Neither A nor B

[flexer1n1]

Answer to Question 1

A

Answer to Question 2

C