How to act on the subwway

When you are on a field trip and you are taking the train you need to listen to what your teacher says  so that you don't get lost or get into trouble. When you are getting or the train you should not push a person in front of you because you can hurt them. You  should not yell or scream when you are on the train because other people are on it and they want peace and quiet so these are some rules when taking the train on a field trip/