Question

Which statement BEST describes antibiotic resistance?

Antibiotic resistance occurs when the body builds up a resistance to antibiotics.

Antibiotic resistance can occur when bacteria are exposed to an antibiotic.

Antibiotic resistance occurs when antibiotics are not used.

Antibiotic resistance is a big problem in the United States, but not the world.

Answer 1

I would say "when bacteria are exposed to an antibiotic" but just so you know, it has to be exposed several times before it developes resistance.