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.
Do you have a link to the video of the commercial
Procreate, prequel, and many more like lightroom and pintetest
Answer: He is taking a break from social media right now I think, but I think he is back on social media.