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: if an organism becomes too hot then that organism may die, Fact2: Hot sun can bleach flowers., Question: What can kill flowers? (A) Petals (B) Too much sun (C) cancer (D) Pollination (E) burning (F) dry conditions (G) Pesticides (H) Quality soil

Ex Output:
B


Ex Input:
Fact1: Coral reefs provide food and shelter to many ocean organisms., Fact2: Coral reefs occur mainly as numerous patch reefs., Question: Where is the name of a habitat where a variety of ocean organisms often seek food and shelter? (A) gastropod shells (B) body water (C) seaweed (D) more abundant (E) whale (F) coastlines (G) algae (H) patch reefs

Ex Output:
H


Ex Input:
Fact1: contact between rocks over long periods of time causes rocks to smooth, Fact2: Gravity can exert forces that cause friction in rocks and ice., Question: What can friction due to gravity cause? (A) smoothing (B) energy (C) heat energy (D) waves (E) erosion (F) sweating (G) an object (H) Energy.

Ex Output:

A