Question: Question 7 7. A technician takes a compression reading on # 4- cylinder engine, and gets readings of 140, 135, 135 and 40 psi. Then

Question 7 7. A technician takes a compression
Question 7 7. A technician takes a compression reading on # 4- cylinder engine, and gets readings of 140, 135, 135 and 40 psi. Then he performs a wet compression fest and the readings are almost the same as those in the first test. Technician A says that a burned valve could cause these readings. Technician B says that a broken piston ring could cause these readings. Who is right? A. Technician A only B. Technician B only C. Both A and B D. Neither A orB A. Technician A only

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