Answer:
Invest in yourself. Read a self-empowering book, eat with a healthy diet plan, and take a nap if it's needed. Working on yourself, your mentality most importantly, is the most crucial part of becoming productive and feeling self-improvement. "The world is what you make of it". If you spend your time adjusting your mind and thoughts to what you want it to be, it might not always go your way but it sure as hell is going to keep you motivated (productivity).
I think the answer would be B.
D there is no anger, A there is no blame, C if it was to explain how the relationship ended it would have been WHY we parted. When would talk about the effects of something, what is he feeling after.
Although Tom reads novels, Jack reads comics.
The nouns are chapters and essay.