To begin organizing yourself to accomplish all your tasks, you need to
a. complete each tasks you have in order of importance
b. transfer all your jobs into action word tasks
c. finish all of your two minute tasks quickly
d. write down all the jobs for which you are responsible

If you complete all tasks, then you are not beginning to organise yourself, rather you would be more advanced in the process. if you finish your jobs, you are not beginning, either.

The correct answer is d. Write down all the jobs for which you are responsible  - this is what you would do in the beginning of organising.