Question

With both fists in front of the body, pointing the thumbs outward tell the crane operator to ____ the boom?

1) Extend
2) Retract
3) Rotate
4) Lower

Answer 1

To extend the boom, the crane operator should use their palms facing downward with both fists in front of the body, pointing the thumbs outward.

Step-by-step explanation:

The crane operator should use their palms facing downward with both fists in front of the body, pointing the thumbs outward to extend the boom.