Question

you are researching how to properly take care of teeth. which is a reliable source from an expert on the topic? an online post from an unknown person a report written by a dentist an interview with a famous celebrity

Explanation:

A dentist is a professional with expertise in oral health and teeth care. An online post from an unknown person may lack credibility and accuracy. An interview with a famous celebrity may not have the relevant professional knowledge on teeth care.

Answer:

B. A report written by a dentist