Junior 4-H Rabbit Knowledge Practice Exam

Option B is incorrect because applying a cold compress may provide temporary relief for pain and swelling, but it will not stop the bleeding.

Option C is incorrect because washing the toenail with soap and water may further irritate the wound and cause more bleeding.

Option D is incorrect because bandaging the toenail tightly may cut off circulation and cause further damage.

Option A is correct because all of the substances listed - flour, cornstarch, quick stop, and styptic powder - are known to help stop bleeding by promoting clotting.