A. It requires that all Inuit must live within the territory.
Explanation:
Nunavut does not require that all Inuit must live within the territory. It would actually be quite difficult for the government to make such a requirement since almost as many Inuit live in Greenland as in live in Canada. Moreover, there are also sizeable Inuit populations in other parts of Canada such as Quebec, Newfoundland and Northwest Territories.
The Chicxulub crater is an impact crater buried underneath the Yucatán Peninsula in Mexico. Its center is located near the town of Chicxulub, after which the crater is named.
I think it might be called the "tail." I might be getting this mixed up with a comet, but I THINK(emphasis on think ^^') they're similar in that aspect?? Sorry if this didn't help.