The subordinating conjunction is the word before.
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.
It means they are doing road work on one side of the road. The arrow is to show you which direction. The mistake is that they are driving on the construction side.
The answer would be D. because it mentions another piece of literature which is the Bible
