Question

which statement about ddt best shows how science has been impacted by society? ddt led to insect resistance. ddt was considered harmful and was replaced by other pesticides. ddt was the first modern insecticide. ddt was used in wwii to control malaria and typhus.

Explanation:

This question asks how society impacted science via DDT. When society recognized DDT's environmental and health harms (highlighted by Rachel Carson's work), this societal concern drove scientific shifts to develop alternative pesticides, showing societal values changing scientific practices. Other options describe scientific/historical facts about DDT but not the society-science impact direction.

Answer:

○ DDT was considered harmful and was replaced by other pesticides.