Which condition is permanent inflammation of the airways accompanied by excess mucus production?

Correct C

Chronic bronchitis is permanent inflammation of the airways accompanied by excess mucus production.

The air sacs in the lungs lose most of their ability to function, the airways are always inflamed and more mucus is created.

hope this helps ;)

the answer is chronic bronchitis

the answer is b its not mature

you may having too much sleep.. a good night sleep consists of about 7 hours. more than that could be the reason you're still tired throughout the day.