Technician A says that mild steel trailer frames can be welded using MIG welding equipment and general purpose steel filler wire. Technician B says that when extending a mild steel trailer I-beam ladder frame, the weld must be performed at a 45-degree angle. Who is correct?

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


Answer: A

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