Answer:
More than a century ago, the scientist Alfred Wegener proposed the notion of an ancient supercontinent, which he named Pangaea (sometimes spelled Pangea), after putting together several lines of evidence.
Explanation:
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B. The rivers were used to sustain life by growing crops and food and having an unlimited drinking supply.
There are no laws regulating pollution
No one actually knows, different religions and people around the world believe something different or similar happened after the big bang. some people even question if the big bang happened!
