Your group may submit a single set of answers , in which case all those whose name appears on the front page will get the same grade. No more than three students can be part of a study group. Larger groups will not be allowed and will not have their answers graded. They are not intended as an indication of the questions that will appear, for instance, on exams in the current course.
Previous courses differ from the current one.
In fact, some include topics not covered and in some cases use different readings and textbooks.