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

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.

your multimedia presentation should meet the following specifications: • it should be a minimum of four written paragraphs in length, which includes an introduction that previews the topic, incorporates facts, definitions, quotations, or other important information. • it should address all of the questions assigned in the webquest. • it should use vocabulary specific to the topic. • it should include a works cited page to document all sources. • it should reflect mastery of the basic rules of grammar, punctuation, and spelling. • it should use formatting, multimedia, and graphics to reinforce and extend the content. • it should include three multimedia elements and should use at least two of the following types of multimedia: 1. photographs 2. video clips 3. audio clips 4. maps 5. charts 6. graphs 7. works of art (such as original songs, sculptures, painting, performances) • it should be presented in one of the following formats: 1. word document 2. powerpoint presentation 3. prezi presentation can i have points idk the answer

yes this is an analog in my view