Autobiography is the right answer
B would make the prose more difficult to read and thus interrupt the natural rhythm
1. reusing
2. incineration
3. source reduction
4. recycling
hope this helps! although I do believe it is one of those opinion questions where no answer is wrong.
explanation: I believe that reusing and incineraton are the two best because they are the least wasteful. And while source reduction and recycling are good they aren't quite as efficient as the other two. Plus they are more time consuming.
