Question

what characteristic should a person look for when purchasing a health product or service? it uses attractive advertising. it is of superior quality. it is used by celebrities. it is the cheapest on the market.

Explanation:

When purchasing a health - product or service, quality is crucial for safety and effectiveness. Attractive advertising may be misleading, celebrity use doesn't guarantee quality, and the cheapest option may not be reliable or safe.

Answer:

It is of superior quality.