Incorporate what? if you mean their selfs then i would say by giving a spice of them self or make their story have some character that relates to them, but then again the story itself is them already.
I believe it's "A. Sheila is walking into a surprise party."
Answer:
You can add how mirrors are made, when they were first invented and by who invented them.
First: a paper and a pen
Second: your head
Third: "a colourful mind"
The correct answer is belief.
A philosophical assumption means that the philosopher just assumes, or believes something to be true, without any concrete evidence. The moment he or she is able to provide proof to support his or her assumption, it becomes a law because it can be checked if necessary.