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: Plants that shed their leaves seasonally each year are called deciduous plants., Fact2: Shade trees can be deciduous., Question: What can shed their leaves? (A) rabbit (B) Power plants (C) insects (D) swamp vegetation (E) mammals (F) Shade trees (G) animals (H) Most plants
[EX A]: F

[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: Migrants typically travel long distances., Fact2: For long distance traveling, it is best to fly., Question: migrants typically what long distances? (A) Many (B) move (C) Aves (D) male (E) SNPs (F) long (G) fly (H) bird
[EX A]:
G