An engineer is building a new steel skyscraper in a area with a lot of Earthquakes, Compare two systems (fixed based system and base isolated system) and choose which one would be better.

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

answer; synapse; i believe this is correct,plz check first good luck;