Answer: I think it might be B, but I'm not entirely sure. I don't completely understand pitches and octaves.
Good Luck!
Answer:
I would say possibly a push-to-talk feature. It would make it way more easier.
Explanation:
To keep people out of the rain or heat or for all the different variety of colors <span />
Answer:
Edit
Explanation:
Edits are when people mashup photos and audio with sometimes visuals to create something completely brand new and unique.