Question

which of the following is commonly used to tie a clove hitch to make it more secure?
half hitch
square knot
bowline

Explanation:

A half - hitch is a simple knot that is often used to secure a clove hitch. A square knot is mainly used to join two ropes of similar diameter. A bowline is a knot that forms a fixed loop at the end of a rope.

Answer:

half hitch