Question

Which two human activities are believed to be the greatest contributors to global warming?

A) nonnative species introduction and the burning of fossil fuels
B) deforestation and the burning of fossil fuels
C) deforestation and nonnative species introduction
D) non-sustainable harvesting and nonnative species introduction

Answer 1

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Step-by-step explanation:

Answer 2

B) deforestation and the burning of fossil fuels

Step-by-step explanation:

If we keep on going at the rate we're going then we're gonna end.