You have been pulled aloft in a bosun's chair rigged to a mast that you intend to paint. You are now supporting your weight by seizing the hauling part and the standing part of the gantline in one hand. Your next procedure in securing the bosun's chair is to __________.

Correct Answer: Option C — dip the bight of the hauling part around your back and up in front of you to form the hitch

To secure a bosun's chair, the sailor must form a hitch using the hauling part. Dipping the bight of the line around the back and up through the front allows the sailor to lock the line against the standing part, effectively transferring the load and securing the chair position.