It is the last quarter of the championship game. Your best athlete is knocked down, and you think she may have hit her head. She continues playing, but you notice that she is not acting right. You call a time-out to talk to her. She says she is fine, and wants to keep playing. What should happen next?

happened to me when I played football I would honestly keep playing but if its another player call the coach over with the trainer to see if their actually okay.  

answer; i believe the correct answer is (4) flip a coin as each participant arrives,heads indicates assignment to the first group: tails indicates assignment to the second group;

answer; (d) none of the above;