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: Annelids have the amazing capacity to regrow segments that break off., Fact2: Annelids have closed circulatory systems., Question: what kind of circulatory system can some segmented animals have? (A) organ (B) insects (C) made (D) warm (E) three (F) complex (G) closed (H) epidermal
[EX A]: G

[EX Q]: Fact1: staying warm has a positive impact on an animal 's survival, Fact2: With a thick fur coat and 4 inches of fat a bear stays warm., Question: What has a positive impact on an animal's survival? (A) four limbs (B) sensory neurons (C) low water availability (D) fur and fat (E) loss of food (F) heat energy (G) hormones (H) destruction of habitat
[EX A]: D

[EX Q]: Fact1: when electricity flows to a light bulb , the light bulb will turn on, Fact2: Electrical energy is also energy., Question: What happens when energy flows into a light bulb? (A) heat energy (B) dangerous (C) its destroy matter (D) it destroys light (E) it turns on (F) it grows (G) sunlight (H) It expands
[EX A]:
E