In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: If someone wants to use a natural gas in order to assist something necessary, they can (A) use it to bathe in (B) eat it to die quickly (C) freeze it to make ice cubes (D) ignite it to warm their body
[EX A]: D

[EX Q]: Which ingredient may cause chemical change? (A) almonds (B) milk (C) citrus juice (D) olive oil
[EX A]: C

[EX Q]: If the Earth revolved around another planet instead of a star, what might it lack? (A) continents (B) satellites (C) starry skies (D) seasons
[EX A]:
D