Q: In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Fact1: Kidney failure may be treated with dialysis., Fact2: Dialysis Dialysis is a way of cleaning the blood with an artificial kidney., Question: Cleaning the blood with an artificial kidney can help which ailment? (A) kidney failure (B) Prevent injuries (C) Pasteurization (D) calibrated (E) bacterial infections (F) curing them (G) safe operation (H) saves lives
A:
A