The Martins' Home Has Potentially Unsafe Levels of Radon, but They

Multiple Choice

The Martins' home has potentially unsafe levels of radon, but they have no idea because it is odorless and they have not been feeling any ill effects from it. In fact, several homes have this problem and the owners are not aware of it, and they may never become aware of it unless testing is done. What type of consumer problem is this?

A) latent
B) manifest
C) active
D) inactive
E) dangerous