A vehicle's engine is slow cranking. The battery has 12.6V and is in good condition. A voltage drop test is performed to test the starter circuit. Technician A says the test result above indicates there is excessive resistance in this circuit. Technician B says the ignition must be disabled and the starter cranked in order to perform this test. Who is correct?

An alternator suffers from low voltage output. The alternator outputs maximum voltage when full-fielded. Which of the following is MOST likely at fault?