The EPA is trying to decide whether or not to ban a certain chemical that has been associated with acid rain. What would be the most helpful in their decision-making process?

a. polls on whether people like the chemical
b. scientific information about the chemical and its effects
c. scientific information about the general effects of pollution
d. polls on people’s opinions of acid rain

The most helpful in the EPA's decision-making process would be b. scientific information about the chemical and its effects. This information would provide the EPA with an understanding of the specific impact and potential risks associated with the chemical, allowing them to make an informed decision based on scientific evidence.