Question

question 1
which of these sentences states the main idea of the article?
a. petrochemicals have been found in peoples blood, which concerns scientists.
b. petrochemicals are found in many products that people use every day.
c. petrochemicals are used to make shampoo bottles, as well as the shampoo.
d. petrochemicals became popular in products during world war ii.

Explanation:

The main - idea sentence should summarize the overall topic of the article. Option B gives a broad statement about petrochemicals being in many daily - used products. Option A focuses on a specific concern, Option C on a specific product use, and Option D on a historical period of popularity.

Answer:

B. Petrochemicals are found in many products that people use every day.