本题目来源于试卷: Climate Change - Causes & Impacts，类别为 IB环境系统与社会
[单选题]
Figure: Public opinions -c0/ jsxm/dqj.(+xgkhy+6 fxhlw0v,d56 pej apo3 pw on the causes of climate change
The current population of Canada is about 39,000,000. About 5,000,000 would be too young to be considered for an opinion.
Estimate how many Canadians do not think climate change is mostly caused by humans.
A. 19,500,000
B. 14,500,000
C. 17,000,000
D. 16,500,000
参考答案: D
本题详细解析:
50% of those surveyed do thmxjz(5b v3hw921pxi6f8h km7 .wp6 wvvpn l0link it is caused mostly by humans. About 2% did not answer, so ~ 48% think it is not caused mostly by humans.
(39000000w15pvxp 8hl9b3w lkip6 2v. 6mzvn hw0(xm7jf-5000000) × 0.48 = 16320000
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