Answer:
I think it is C but not 100% sure
Explanation:
By sending chicken bones over seas. hope this helps. USA
I didn't look this up or anything but I'm pretty sure that the early Americans economics problem was who was in charge. I know this for fact because it still goes on today because we have to vote for presidents as the ruler of the countries.
You're Welcome in advanced! I hope this helped!
Number 3 keeps the planets in orbit.
