Can someone explain how A is the correct answer? I got this question correct by POE, but during BR, I just can't figure out how A is explicitly correct.
Stats guy: Changes in the sun’s brightness correlate with land temperatures on Earth. ...
I don't understand how A is the principle. Here is my breakdown:
The use of space satellites to study the environment is important. Problems can be identified well in advance, so people can act early. It makes sense that environmentalists ...