Editorialist: There would seem to be little hazard for consumers associated with chemicals used in treated lumber because the lumber is used outside where fumes cannot accumulate.
Your task
Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.
Common trap
Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.
Winning move
Predict what a right answer must do, then test each choice against the conclusion-evidence gap.