Question

Which of the following are ways humans have contributed to the rise in carbon dioxide in the lower atmosphere?

A. Through the burning of vehicle fuels
B. Through the use of fossil fuels in manufacturing
C. By clearing of the rainforest
D. All of the above

Answer 1

Answer: D. All of the above

Answer 2

it is D. all of the above

Explanation: all of these things contribute to rising carbon dioxide levels in the atmosphere