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.
--------
Question: All of the following can become fossils except  
 (A) bones. (B) shells. (C) teeth. (D) rocks.

Answer: D


Question: Which could be a possible way to prevent wildlife species from becoming endangered?  
 (A) drinking less water (B) establishing more habitats (C) cutting down more forests (D) stopping underground coal mining

Answer: B


Question: Which action most likely causes large rocks to become smaller pieces of rock?  
 (A) melting inside of Earth (B) weathering by wind and water (C) cementing by mud and minerals (D) being pressed between layers of soil

Answer:
B