What is meant by the defense lawyer drummond when he says (lines 7-9) , a jockey who won't go in a race unless he can ride the favorite

Sign wet paint when you see this sign, what will you say to other people that is going to sit? a. you must stay away from the area because it is under construction. b. you must not sit on the bench, so just stay away from it. i’m just not sure which one is correct