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").

Ex Input:
Fact1: Bile reduces the acidity of food entering from the highly acidic stomach., Fact2: Bile, a fluid made by the liver, is stored in the gallbladder., Question: Fluid that reduces the acidity of food is stored in (A) the throat (B) Microscopic vessels. (C) the rectum (D) the gallbladder (E) chondrocytes (F) the small intestine (G) holding nutrients (H) intestinal

Ex Output:
D


Ex Input:
Fact1: microorganisms can cause infections, Fact2: Bacteria are microorganisms that exist everywhere., Question: What can cause infection? (A) bacteria (B) seeds (C) influenza (D) disease (E) horses (F) viruses (G) chickenpox (H) bladders

Ex Output:
A


Ex Input:
Fact1: Running water is better able to dissolve oxygen and nutrients than standing water., Fact2: To make it rich in nutrients so the plants are healthier., Question: For plants, what is the difference between running and standing water? (A) wind and rain (B) precipitation (C) distance (D) healthier (E) seasons (F) temperature (G) heat produced (H) root growth

Ex Output:

D