Since 1923 a rock found with inscriptions have been studied. The symbols look just like Viking Runes that would sustain the theory that Vigings have been to America long before Columbus. The theory is however contested by experts, some of which thinks that itis a hoax. The rock is known as "the Heavener Runestone".
C)Congressional state delegates were to be chose annually is true of the governmental structure set forth in the Articles of Confederation. This is exactly why they were seen as weak documents by the Federalists, because there was no bicameralism, no centralized government and no set of government branches, the Articles of Confederation (as they saw it) were merely set up to explain how to handle diplomatic relations.
I think that this is right 1 &2
I hope that this helps and is true sorry if it isn't:(
Well it seems like they can live on land or water, I think the tectonic plates had alot to do with it also.