The answer is C. (Took the k12 test.)
it's D to expose the enviromental threats posted by ridgetop development
Answer:
Possibly because if something stained the wall, then it would not come off, would be hard to get off, or will not come off for a long time.
The answer is 3, they tell people surprising details about themselves.
i hope this helped, please mark as brainliest!
