You are given a science question (hard-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.

Input: Consider Input: Clay is watching the weather to prepare for a trip to the beach tomorrow. The forecast predicts that a low-pressure system will move in overnight. Which type of weather can Clay most likely expect in the morning?  
 (A) foggy (B) sunny (C) clear and colder (D) cloudy and rainy

Output: D


Input: Consider Input: Which of these activities is used to conserve water?  
 (A) planting crops that survive in droughts (B) running water while brushing teeth (C) washing vehicles frequently (D) watering grass after a rainfall

Output: A


Input: Consider Input: Which mass is undergoing the greatest amount of acceleration?  
 (A) 1 kg subjected to a force of 1 N (B) 1 kg subjected to a force of 100 N (C) 100 kg subjected to a force of 1 N (D) 100 kg subjected to a force of 100 N


Output: B