You are given a science question (easy-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: The fossils of dinosaurs that lived millions of years ago can be found in  
 (A) the water of oceans. (B) the ice on ponds. (C) the trunks of trees. (D) rocks in the ground.

Output: D


Input: Consider Input: A delta at the mouth of a river is the direct result of  
 (A) runoff from sewage. (B) deposition of sediment. (C) an ancient glacier that passed through. (D) an underground river flowing to the ocean.

Output: B


Input: Consider Input: A student hears on the radio that the outside temperature is 32°C. What type of weather will the student most likely expect when she steps outside?  
 (A) cool, rainy fall weather (B) cold, snowy winter weather (C) hot, sunny summer weather (D) spring weather with flowers blooming


Output: C