Select the correct answer.

A manufacturer makes a claim about its product in a TV commercial. Which is the best way to tell whether the claim is genuine?
A.
Believe the claim without doing any further research.
B.
Check with one or more of the manufacturer’s competitors.
C.
Speak with a consumer who has used the product.
D.
Verify the claim on the manufacturer’s website.

D. Verify the claim on the manufacturer's website.