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").

[Q]: Fact1: Plants live just about everywhere on Earth., Fact2: Epiphytes are plants that live on other plants., Question: Where do epiphytes live? (A) swamp vegetation (B) mountains (C) vegetation (D) the environment (E) peachleaf willow (F) ice (G) rocks (H) everywhere on earth
[A]: H


[Q]: Fact1: Flagella help prokaryotes move., Fact2: Flagella and cilia are similar in structure., Question: What helps movement? (A) stamina (B) fur (C) cilia (D) hair (E) kinetic (F) nerves (G) motors (H) elastic
[A]: C


[Q]: Fact1: Lymphocytes are the key cells involved in the immune response., Fact2: An allergy attack is an immunal response., Question: Lymphocytes are the key cells involved in what (A) Veins and arteries. (B) permineralization (C) the skin (D) Animal survival (E) allergy attack (F) positive (G) massive damage (H) critical organs
[A]:
E