Answer:
im gonna say 75 cause the rest of the question is missing
Explanation:
The central idea is that using solar power is better for the economy, environment, and society.
I think that it is C. Very long with a smooth surface.
Answer:
A cross-connection is a point in plumbing where it is possible for a non potable (not drinkable/safe to drink) to come in contact with a potable (safe to drink) water supply. so I think the answer would be A
