It is to group information to remember it more easily
1) To my mind the correct option is letter (B).
2) I think that the verse “"Where tireless striving stretches its arms towards perfection “supports the previous answer. The author conveys the idea of working hard to achieve people goals and if it is possible to reach perfection.
Where is the excerpt? If you could let me see it I could help you.
You can control anything but nothing.
The answer to the question is realistic
