Respuesta :
Answer:
a. is correct.
Explanation:
During servicing you should examine each bearing carefully for chips, pits, and scratches, so Technician A is correct.
Discoloration of a bearingbis not acceptable wear, so Technician B is false.
Combine the answers: Only Technician A is correct therefore answer a. is the right answer.
Answer:
a
Explanation:
because we should see everything carefully