题目
3. A.) Finding cheaper ways of highway construction. B.) Generating electric power for passing vehicles. C.) Providing clean energy to five million people. D.) Testing the efficiency of the new solar panel.
3.
A.) Finding cheaper ways of highway construction.
B.) Generating electric power for passing vehicles.
C.) Providing clean energy to five million people.
D.) Testing the efficiency of the new solar panel.
A.) Finding cheaper ways of highway construction.
B.) Generating electric power for passing vehicles.
C.) Providing clean energy to five million people.
D.) Testing the efficiency of the new solar panel.
题目解答
答案
3.C) Providing clean energy to five million people.
解析
问题中没有提供具体的背景信息或问题描述，但从选项中可以看出，问题可能与太阳能公路或太阳能发电有关。选项A、B、D都与公路建设或测试效率有关，而选项C则与提供清洁能源给五百万人口有关。根据提供的答案，正确答案是C，即提供清洁能源给五百万人口。