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").

Q: Plants derive what from soil? (A) pollination and germination (B) life sustaining substances (C) roots and oxygen (D) oxygen and argon

A: B
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Q: An electric car causes (A) more CO2 emissions (B) equal CO2 emissions (C) electric emissions (D) less CO2 emmissions

A: D
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Q: Grey clouds are a source of (A) hot weather (B) electrical currents (C) falling liquids (D) vitamin D

A:
C
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