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: Which of the following is never an element used to make carbohydrates for the plant? (A) sand (B) water (C) sunlight (D) carbon dioxide

Output: A


Input: Consider Input: Magnetic media, such as TVs, computer monitors, credit cards and pacemakers can be damaged when exposed to (A) neodymium (B) a paper clip (C) copper penny (D) metal nails

Output: A


Input: Consider Input: Which of the following would slow the flow of electricity? (A) a metal fork (B) a pencil eraser (C) a paper clip (D) aluminum foil


Output: B