My thoughts
<span>Examining the water and pollution levels.</span>
Answer:
This is one of those questions where you have to actually do work
Explanation:
Even if I could help with it, there's no actaul question
Answer:
A or C. Most likely C
Explanation:
It would make the most sense.
If you mean how does use of questions contribute to the development of ideas in general, then it makes the raiders think as they read.