Question

Which sentence best states the main idea of this section of the chapter ?

Answer 1

Answer: A. Salt and rust are corrosives that have damaging effects on a city's infrastructure.

Explanation: It is clearly stated in the paragraph that during the winter times, salt eats the steel on the roadways once its done melting the ice and also the salty waste is pushed into the catch basins, requiring people from maintenance having to go and clean them.

Answer 2

I believe it is A. Because it’s talking about how the salt is a danger and letter A talks about the danger of it.