OK< this time ive gotta say A
Im not entirely sure.. so i might not be the best source. Good luck!
I dont have an answer to this it would take to long to write, sorry.
Answer:
The answer is C, The Netherlands and the Swiss Confederation because independent states
They use scientific methods such as radiocarbon dating
They make an assumption. They compare it to other historical sources
Jamestown is the first permanent colony of England in North America.