Question

radon seeps out of the ground. where is it most likely to accumulate in homes? basements attics

Explanation:

Radon is a gas that seeps from the ground. Since it is denser than air, it tends to accumulate in lower - lying areas of a home. Basements are at a lower level compared to attics, so radon is more likely to accumulate in basements.

Answer:

A. Basements