After having been pulled aloft in a bosun's chair on a mast, you must now make yourself fast in the chair prior to painting the mast. You should first __________.

Correct Answer: Option A — seize the hauling part and the standing part firmly in one hand to support your weight

Safety protocols for working aloft require maintaining positive control of the gantline. By seizing the hauling and standing parts together with one hand, the sailor creates a temporary lock that supports their weight, preventing a sudden fall while they prepare to tie the necessary hitch to secure the chair.