Here is a paragraph from the article:
Are you ready for a challenge? If there's a cause you care about, there might be a creative and safe way to raise awareness. You could make a meaningful difference, too. The ALS Ice Bucket Challenge showed that one cool idea can lead to progress.
Which is the best summary of this paragraph?
A.The Ice Bucket Challenge changed lives.
B.The Ice Bucket Challenge was fun.
C.You can help a cause you care about.
D.You can have fun in a safe way.