What are the priority rules in scheduling activities in projects?

Select one:a. Finish to Start, start to start, shortest task duration first, minimum slack first, most critical followers, most successors,b. As soon as possible, As late as possible, shortest task duration first, minimum slack first, most critical followers, most successors, most levelling requirements firstc. Finish to start, Start to Finish, Finish to Finish, Start to Startd. Start to start, As late as possible, shortest task duration first, minimum slack first, most critical followers, most successors, most levelling requirements firste. As soon as possible, As late as possible, shortest task duration first, minimum slack first, most critical followers, most successors, most resources first