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: During the rainy season in a city, the amount of sunlight in the city will (A) stay the same (B) decrease (C) expand (D) increase
Example Output: B

Example Input: An early example of harnessing wind power would be (A) unicorns (B) santas flying reindeer (C) trumps windy speeches (D) cloth on masts
Example Output: D

Example Input: Water boiling in a pot on a stove is an example of (A) electrocution (B) freezing (C) hydroplaning (D) thermal conduction
Example Output:
D