A golf club has decided that it is having too many problems with senior members over 75 who are slowing down the rate of play for its other customers. The golf club is losing valuable loyal clients under 75 who want to play faster rounds and who have complained about the slow pace of elderly citizens. As a result of these protests, the golf club passed a rule for all of its members that if they do not play 18 holes under 4 hours they will not be allowed to return to the club to play again. All the clubs long term members over 75 are very upset and want to take legal action. Which of the following statements best applies to this particular issue?