Answer:
Tempo is the correct answer!!
Explanation:
Basically different tempos tell how fast you play and different songs have different tempos. (A metronome btw, is something that helps you with tempo)
Hope this helps!!
God Bless!!
~DuffyDuck~
The last one (you wrote b but I think you meant e?) I think.
To set an example of how back in the early 1700s and 1800s how they were ruined by the government and used mills to get fresh milk and water with ought the government providing anything useful