Two electronics technicians are looking at the piece of testing equipment shown in the figure above. Technician A says that this piece of equipment is called a digital multimeter. Technician B says that this piece of equipment is substituted for the power conversion circuits inside a piece of equipment that's being tested. Which of the following statements is correct?
A. Neither of the two technicians is correct.
B. Only Technician B is correct.
C. Both Technician A and Technician B are correct.
D. Only Technician A is correct.
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