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: Fertilization takes place inside the female organism., Fact2: Each eyed egg is a fertile egg., Question: What do female organisms produce? (A) honey (B) electricity (C) apples (D) nectar (E) plants (F) eggs (G) anger (H) adults

Ex Output:
F


Ex Input:
Fact1: extreme heat and pressure change rock into metamorphic rock, Fact2: Marble is a form of metamorphic rock., Question: What is formed from extreme heat and pressure? (A) glass (B) marble (C) crust (D) soils (E) coal (F) sugar (G) calcite (H) arteries

Ex Output:
B


Ex Input:
Fact1: Earth 's magnetic patterns are used for finding locations by animals that migrate, Fact2: Whales migrate further than any other animal., Question: what uses earth's magnetic patterns to find locations? (A) mars (B) omnivores (C) bacteria (D) Lobsters (E) h2o (F) humans (G) pigeons (H) whales

Ex Output:

H