Technician A says that ROY G BIV is a mnemonic (memory device) for red, orange, yellow, green, blue, indigo, and violet. Technician B says that primary colors are yellow, blue, red, and green. Who is correct?

A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B


A. Technician A only

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