instruction:
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").
question:
Fact1: breaking apart rocks can cause debris, Fact2: Examples of such rock include sandstone and shale ., Question: What can cause debris? (A) breaking apart sandstone (B) some invertebrates (C) breaking apart air (D) remains of prehistoric life (E) exposure to cold (F) breaking apart clouds (G) breaking apart water (H) forest is destroyed
answer:
A

question:
Fact1: Echinoderms use pheromones to communicate with each other., Fact2: All echinoderms are deuterostomes ., Question: What use pheromones to communicate with each other? (A) passenger pigeons (B) honeybees (C) deuterostomes (D) Most plants (E) insects (F) animals (G) huddle together (H) orchids
answer:
C

question:
Fact1: telephones are used for communication by two people by transmitting sound, Fact2: Sound waves are longitudinal waves., Question: What are used for communication by two people by transmitting waves? (A) satellites (B) A Greek letter (C) Morse code (D) mitosis (E) telephones (F) energy (G) electricity (H) photosynthesis
answer:
E