Question

what does the word antibiotic mean? a medicine that fights living organisms that make you sick a medicine that helps improve your hearing a measurement of how much medicine to take

Explanation:

Antibiotics are medications used to combat harmful microorganisms (like bacteria) that cause illness. The second option about hearing is incorrect as antibiotics have no relation to auditory improvement. The third option describes a dosage measurement, not what an antibiotic is.

Answer:

a medicine that fights living organisms that make you sick