The action that is best for first step toward getting organized Making a list of all tasks and the date each is due.
A list contains all the work Marcos is to do in order of date due for submission which will help him to know which work is to be done first.
He can also have a timetable to help him plan each day and the time to allocate for a particular project.
Therefore, Making a list of all tasks and the date each is due.
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