Correct answer choice is:
A) Hairnet
Explanation:
A hairnet, or sometimes simply a net or caul, is a small, usually elasticised, light net wore over long hair to keep it in place. It is used to keep hair restrained. Hairnets are part of standard attire for female horse riders and are used in most equestrian orders, including dressage, eventing, show jumping, and hunting.
