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: safety goggles are used for protecting the eyes during experiments, Fact2: Firm plastic eyeglasses or goggles are better., Question: What protects the eyes during experiments? (A) magnesium (B) Chemicals (C) Vibrissae (D) Type O (E) Rolex (F) plastic (G) water (H) wind

Ex Output:
F


Ex Input:
Fact1: soil is formed by weathering, Fact2: Over time, the slow processes of weathering and erosion can turn large rocks into sand., Question: What is formed by erosion processing large rocks? (A) cracks (B) crust (C) Newton (D) roots (E) pan (F) soil (G) potash (H) biome

Ex Output:
F


Ex Input:
Fact1: rest has a positive impact on a health, Fact2: Rest can include sleep as well as sitting and resting., Question: What has a positive impact on health? (A) squids (B) Drugs (C) running (D) Sleep (E) Insomnia (F) tuna (G) Eating dessert every night (H) stamina

Ex Output:

D