If the same antibiotic were used again, the resistant bacteria would survive and reproduce, leading to an infection that is unaffected by the antibiotic. Hence, the answer is option a
Bacteria are microorganisms that can be found inside and outside the body. While some bacteria are good, most of them cause diseases and infections.
Antibiotics are drugs solely used to kill or stop the spread of bacteria. When antibiotics are overused, a small population of bacteria can survive it and start to reproduce, leading to a population of resistant bacteria that don't respond to the antibiotic designed to kill them. This is called antibiotic resistance.
Antibiotic resistance can be avoided by taking antibiotics only when it is needed and only when prescribed by a doctor or pharmacist.
To learn more about antibiotics, visit:
https://brainly.com/question/10868637?referrer=searchResults
#SPJ4