The rope which is rove from the truck to be used with a bos'n's chair is called a __________.

Correct Answer: Option D — gantline

A gantline is the specific term for the rope used to hoist a bos'n's chair. It is rove through a single block at the masthead or truck. Proper maintenance and inspection of the gantline are critical for personnel safety when working aloft or over the side of the vessel.