How should you signal the crane operator to use the whip line?
A
Extend arm with the thumb pointing up, and flex the fingers in and out for as long as the load movement is desired.
B
First tap your elbow with one hand, and then proceed to use regular signals.
C
First tap the top of your head with your fist, and then proceed to use regular signals.
D
Use one hand to give any motion signal, and place the other hand motionless in front of the hand giving the motion signal.
E
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