Which among the NC operations given below are continuous path operations? Arc Welding (AW), Drilling (D), Laser Cutting of Sheet Metal (LC), Milling (M), Punching in Sheet Metal (P), Spot Welding (SW)

A. AW, LC and M

B. AW, D, LC and M

C. D, LC, P and SW

D. D, LC, and SW

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