What are you talking about?
The one vibrating faster if you think about when singing in order to hit high notes you must push air faster while when singing lower you slow down the speed o air being pushed its the same with high pitch Nd low pitch frequency higher equals faster and lower equals slower
Answer: D.C. (da capo)
Explanation: The symbol: Used to mark specific points to skip ahead to in sheet music. D.C. (da capo): Italian for “from the head,” or “from the beginning.” D.C. al Fine: Go back to the beginning and play to the end of the piece, which is notated by the word “fine.”