The answer is C, a volcanic eruption
The answers are the Taiga Shield and The Boreal Shield are
two of the main ecozones in the western hemisphere. Taiga Shield ecozone is an ecozone that stretches
across Canada’s subarctic region, while Boreal Shield Ecozone, it is the
largest ecozone in Canada and also it contains one of the world’s largest
ecozone.
Answer:
I need more information and I just did this 5 DAYS AGO!!
B Europeans did not understand African ethnic identities.