What is described as a 6-foot length of braided halyard with a ring on one end and a snap hook on the other?

The correct answer is addressing a specific type of equipment used on a boat. The description provided indicates a halyard, which is primarily used for hoisting sails or flags. The key features are the 6-foot length, braided construction, and the fittings—a ring on one end and a snap hook on the other.

This construction implies that it is primarily used for tasks that require secure attachment and detachment to facilitate adjustments, such as securing a sail or flag quickly. The other options do not align with this clear functional layout.

A brake line pertains more to slowing or stopping mechanisms, thus it does not fit the description. A sheet line is typically associated with controlling the sails themselves rather than functioning as a direct connection device. Finally, tackling usually refers to a system of ropes or blocks used to give greater mechanical advantage, which is a more complex arrangement than described. Therefore, the description directly aligns with the characteristics of tackling in a boating context, clarifying its significance within sailing operations.