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: The population of rabbits in an area increases. That could have been caused by (A) More predators have been moving into the area (B) The rabbits are becoming infertile (C) Hunters are trapping the rabbits (D) More precipitation falling lately

Answer: D


Question: harming an animal species causes that animal 's population to do what? (A) explode (B) rise (C) plummet (D) burst

Answer: C


Question: An example of a true combination of mixed substances is (A) corn with butter (B) sand and pebbles (C) cream and coffee (D) dirt and sand

Answer:
C