What is the purpose of a friction hitch in rope rescue, and how is it typically tied around the rope?

• A. Acts as a fixed anchor point independent of rope; tied to the anchor with a figure-eight.
• B. Provides controlled friction to lower or haul; tied around the rope using a friction hitch pattern such as Prusik or Klemheist.
• C. Enables automatic rope retrieval at the end of a rappel; tied with a clove hitch.
• D. Serves as a backup belay connection to the harness; tied with a carabiner.

Answer: (B)