A 26-year-old man is bitten on the lower leg by an unidentified snake while hiking in rural Queensland. He presents within 30 minutes; the bite site is painful but there is no swelling or systemic symptom yet. What is the most appropriate first aid?AApply a tourniquet tightly above the biteBApply a pressure immobilisation bandage to the entire limb and immobilise it with a splintCIncise and suck the bite siteDApply ice packs to the bite siteEEncourage him to walk to the nearest roadCheck my answer