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").

Example Input: How is a place of lower elevation affected by flooding when compared to a higher location? (A) It is more affected by the flood (B) It is impossible to flood a lower elevation location (C) It is more resistant than a higher place (D) The lower area is already flooded
Example Output: A

Example Input: A glacier moved through an area years and years ago, and scientists can tell this by (A) looking at the moon (B) looking at the dogs (C) looking at the sky conditions (D) glancing at nearby stone
Example Output: D

Example Input: The rhino population is smaller than before because (A) cars crashed into rhinos (B) lions have become more effective at hunting rhinos (C) global warming has increased temperatures (D) people use parts for health remedies
Example Output:
D