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").
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Question: Which of the following has a population of zero? (A) Merriam's elk (B) bison (C) llama (D) whooping crane

Answer: A


Question: Rain storms and blizzards can be very dangerous to drive in due to the amount of precipitation they produce, which will do what to the roads visibility? (A) make it worse (B) Make it tasty (C) make it better (D) make it hot

Answer: A


Question: If the mass of an object increases, what must the volume do for the density to stay the same? (A) increase (B) decrease (C) stay the same (D) become zero

Answer:
A