Составьте общий,разделительный,альтернативный и специальный вопрос к данному предложению': the policemen introduced a system in which football results are connected to young people's behavior outside the football grounds. и перевод. .

1. Did the policemen introduce a system?
2. Did the policemen or teachers introduce  a system?
3. What is a system?
4. What did this system connect with?