I believe the answer is, actually, D. The red will be too exciting and distracting to the calm library.
If you research the library, it is actually quite a colourful place, but the red on the inside, as well as the outside, would have been too much and indeed; distracting and exciting.
Answer:
It sounds like a Pentagon
Explanation:
Lol
Answer:
more nitrogen gas became present in the atmosphere
What is the story that is being told in this art? What do you see that makes you think this way?