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: a pesticide is used for protecting plants by killing insects, Fact2: Pesticides also kill beneficial insects that pollinate flowers and prey upon harmful insects., Question: What is used for protecting plants while killing beneficial pollinators? (A) watering cans (B) dangerous (C) toxins (D) pesticide (E) irrigation (F) exoskeleton (G) steroids (H) plant food
[EX A]: D

[EX Q]: Fact1: melting means changing from a solid into a liquid by adding heat energy, Fact2: When a substance melts, it changes phase from a solid to a liquid by the application of heat., Question: What can be done to a solid by adding heat energy? (A) massive damage (B) phasing the bubbles (C) It expands (D) cooling the center (E) Evaporation (F) changing the phase (G) removing the air (H) Water expanding
[EX A]: F

[EX Q]: Fact1: melting means changing from a solid into a liquid by adding heat energy, Fact2: Ice Sculptures melt away., Question: What causes ice sculptures to turn to liquid?  (A) UV rays (B) Snow (C) salt and water. (D) Heat energy (E) air cools (F) kinetic energy (G) Subzero temperatures (H) Water expanding
[EX A]:
D