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").

Fact1: Annelids are worms such as the familiar earthworm., Fact2: An earthworm has five hearts., Question: One example of an annelid has how many hearts? (A) three (B) Five (C) white (D) warm (E) four (F) strong (G) long (H) small
B

Fact1: electricity is used as an energy source by electrical devices, Fact2: Electrical fields result from electrical devices and televisions., Question: What is used as an energy source by television? (A) electricity (B) light (C) our nearest star (D) air (E) energy (F) satellites (G) photons (H) rocks
A

Fact1: sonar is used to find the location of an object, Fact2: Sonar bounces sound waves off the bottom of the ocean., Question: Bouncing sound waves off the bottom of the ocean is used to find what? (A) locations of objects (B) body water (C) one celled organisms (D) hidden communities (E) atlantis (F) underwater cities (G) food and shelter (H) electromagnetic energy

A