Question

question 2
according to the article, why did scientists begin to use petrochemicals to create products?
a. after world war ii, chemists wanted the world to rely more heavily on materials made from plants.
b. after world war ii, one study showed that cars could run on fuel made from a variety of plants.
c. the u.s. had a shortage of rubber, and scientists found they could create artificial rubber with petrochemicals.
d. after world war ii, the u.s. had a shortage of fuel, and scientists realized that plastics would help cars use less gas.

Explanation:

During World War II, the U.S. faced rubber shortages. Petro - chemicals offered a solution to create artificial rubber. Options A and B focus on plant - based materials which are not related to the use of petrochemicals. Option D about fuel shortage and plastics helping cars use less gas is not relevant to the use of petrochemicals for creating products in the context of the question.

Answer:

C. The U.S. had a shortage of rubber, and scientists found they could create artificial rubber with petrochemicals.