Question

What is the best possible way to verify claims a manufacturer makes about a supplement's safety and effectiveness?

A.
the manufacturer's website
B.
the product's commercial advertisement
C.
the US Food and Drug Administration website
D.
a consumer's blog review

Answer 1

I feel like A is the most reasonable one

Answer 2

I would say C. I don't if it is right though, you might want to wait for another answer.