You had a team project in last year's marketing class, and your team received an A on your case report. This year, you are taking a business class, and you get the option to select your own topic for your report. As you are really interested in the topic you did last year, you take your previous case report as a basis, add new portions with some new research you did, and then submit it in your current class. What is acceptable? There may be more than one correct answer.

Before submitting the report, I need to check with my teammates if they are ok with me doing so$,$ because they did part of the work

Before sumb thitting the report, I need to check with my instructor if I can use my previous case report as a basis

I can submit this report, because I did part of the work on the original report and added new original parts to it