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 Q]: Fact1: Ants communicate with chemicals called pheromones., Fact2: Ants communicate with the colony in the form of what is called pheremon trails., Question: Ants communicate with the colony using what? (A) Electrical energy (B) Chemical energy (C) visible energy (D) Decibels (E) pheremon traits (F) heat energy (G) refraction of light (H) mechanical waves
[EX A]: E

[EX Q]: Fact1: gases released during the use of fossil fuels causes global warming, Fact2: Oil is a fossil fuel., Question: Gases released during the use of oil causes what? (A) global warming (B) better weather on the earth (C) colder weather (D) less oily air (E) The atmosphere (F) flooding (G) Temperature (H) cleaner air to breathe
[EX A]: A

[EX Q]: Fact1: Annelids have the amazing capacity to regrow segments that break off., Fact2: Earthworms are annelids meaning segmented., Question: What regrows broken off segments of itself? (A) barnacles (B) teeth (C) roots (D) earthworm (E) Leptospirosis (F) spiders (G) cells (H) root growth
[EX A]:
D