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").

Input: Consider Input: If someone wants to use a natural gas in order to assist something necessary, they can (A) use it to bathe in (B) eat it to die quickly (C) freeze it to make ice cubes (D) ignite it to warm their body

Output: D


Input: Consider Input: A way in which seeds are frequently spread is (A) pigs rolling in mud (B) floors being swept clean (C) people eating deli ham (D) voles consuming oak pips

Output: D


Input: Consider Input: Tunnels (A) lead to less impacted soil (B) pact down soil to make it denser (C) firm up the ground (D) help prevent the effects of erosion


Output: A