Biology

Answer: B

Explanation:

Correct option: In end - stage renal disease, the kidneys have lost most of their function.
Dialysis is a treatment that filters waste products and excess fluids from the blood artificially, acting as an artificial kidney.
So, option B is correct.

Incorrect options:

Option A: Antibiotic therapy is used to treat bacterial infections.
End - stage renal disease is not an infectious condition, so antibiotics are not a...