Question
During the past 400,000 years, carbon dioxide in the atmosphere has been between a range of _________________ ppm, in the past hundred years it has changed to ________ ppm.
A. 150 to 250, 100
B. 100 to 200, 150
C. 30 to 40, 70
D. 200 to 300, 370
A. 150 to 250, 100
B. 100 to 200, 150
C. 30 to 40, 70
D. 200 to 300, 370
Answers
GPT 3.5
D. 200 to 300, 370