Prospective buyers asked the licensee representing them if it would be a good idea to check the property they wish to purchase for radon. The licensee's best response would be to tell the buyers that

This statement is misleading because radon levels can vary significantly based on geographic location and specific building characteristics. Without testing, it is impossible to definitively state that radon is unlikely to be a problem, which could lead to dangerous assumptions about the safety of the property.

This response incorrectly minimizes the risk of radon exposure. Even non-smokers can develop lung cancer from radon, making it a concern for all individuals regardless of their smoking status. It is essential to address radon risks for everyone, not just for smokers.

Radon is undetectable by smell, sight, or taste, which means buyers cannot rely on sensory detection to identify its presence. This statement is factually incorrect and could lead to serious health risks by encouraging buyers to skip testing.