Biology

Answer and Explanation:

The correct answer is B) Electrolyte imbalance and fluid retention.

Analysis of the correct option:
In kidney failure, the kidneys lose the ability to filter waste, balance fluids, and regulate electrolytes.
Dialysis is used to remove excess fluid and correct electrolyte imbalances (such as high potassium or sodium levels), which can be life-threatening if untreated.

Analysis of the incorrect options:

A) Increased red blood cell production: Dialysis does not directly increas...