You are given an elementary science question along with a few answer options. List all the words from the question that are essential and sufficient for choosing the correct answer option. Keep in mind that essential words are necessary to understand the meaning of the given question. However, non-essential words provide little information needed to select the correct answer. You can think about it like this: If the question was in another language, knowing the meaning of which words were necessary and enough for you to understand the question and answer it?. If your answer consists of multiple spans of words from the question, separate those using a comma (", "). Do not generate any word that is not present in the question. Make sure that your response is contained in the given question and the words are in the same order as the question.
 Grammatical correctness is not important.

[Q]: Question: Electric cars use large batteries, rather than gasoline, for power. This is an example of electric energy being converted into _________. (A) heat energy (B) motion energy (C) light energy (D) chemical energy?
[A]: Electric, cars, electric, energy, converted


[Q]: Question: Ten people became sick with the flu after attending a school dance. What is the scenario that could best explain how the people got sick?
[A]: sick, flu, dance., explain, got, sick?


[Q]: Question: Louis Pasteur created a process that reduced the amount of bacteria in milk. How does this process most likely benefit people? (A) by helping to prevent food allergies (B) by encouraging people to eat healthy foods (C) by helping to keep people from becoming ill (D) by curing diseases caused by lack of vitamins?
[A]:
Pasteur, process, reduced, bacteria, milk., benefit, people?