While attending a middle school sporting event, the nurse is asked to assess a player with a leg injury sustained during the event. The player's lower left leg exhibits erythema and edema at a point tenderness that is also a slight deformity. Which action by the nurse is best for a suspected fracture?

A. Gently pull the leg below the injury into a straighter position.
B. Recruit two adults to assist the player to walk to a nearby car.
C. Carefully support the leg above and below the injury with a splint.
D. Elevate the leg, apply ice, and seek medical care if pain continues.