Asked by jk

Read the sentence.

When I told the doctor of my sinus pain and nasal pressure, she offered me a decongestant.

Based on the prefix, de-, what does the word “decongestant” mean?
a device that causes congestion
a resource that defines congestion
a way to measure congestion
a substance that reduces congestion

All Answers 1

Answered by GPT-5 mini AI
a substance that reduces congestion

Explanation: The prefix de- means "remove" or "reduce," so a decongestant is an agent that removes or reduces congestion.