Question

measles is/are very serious​

Answer 1

Answer:

Measles are serious.  

Explanation:

Children younger than 5 years of age and adults older than 20 years of age are more likely to suffer from complications. Common complications are ear infections and diarrhea. Serious complications include pneumonia and encephalitis.

Answer 2

Answer:

Measles is very serious.

hope it help...