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: Most salamanders use their sense of smell to find a mate., Fact2: Like frogs, salamanders are amphibians., Question: What uses its sense of smell to find a mate? (A) the Sun (B) peachleaf willow (C) rocks (D) fur seals (E) warm-blooded (F) trees (G) passenger pigeons (H) some amphibians

Ex Output:
H

Ex Input:
Fact1: Bottleneck effect occurs when a population suddenly gets much smaller., Fact2: Fishing pressure is relatively low due to a smaller human population., Question: What can make the bottleneck effect occur in fish? (A) increased habitat (B) acid rain (C) humans (D) Winter (E) increased food (F) storms (G) increased resources (H) Toxicity

Ex Output:
C

Ex Input:
Fact1: Fission takes place when an animal divides into two parts., Fact2: Fission releases energy and neutrons., Question: what gets released when an animal divides into two parts? (A) light energy (B) harmful substances (C) heat energy (D) Hemoglobin (E) Electrical energy (F) microorganisms (G) energy and neutrons (H) Generating heat

Ex Output:
G