Answer:
This is whats are for you not us :/
Explanation:
If you're confused you should be asking what the principles are.
The event that most likely due to the 1860 presidential election of Lincoln was The Secession Of Carolina From The Union.
1. The Viol Da Gamba fell out of favour later on, however the double bass still keeps some of its characteristics like its tuning
2. I would have to guess ornamentation (don't quote me on this though)