The answer is the second one, B. The other ones are obviously opinions, and the only one that comes close is C. However, many people have different ideas about how things should be handled by citizens, making C incorrect.
The area of California in which we live is dry and arid, and yet we see grass growing in large areas around homes and office buildings. This practice is not only wasting water but is costing the city too much money—money that could be used for other projects.