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.

Q: To which group does an animal belong if it lays eggs and has scales and gills?  
 (A) amphibian (B) bird (C) fish (D) reptile

A: C
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Q: Which statement describes all matter?  
 (A) All matter contains carbon. (B) All matter contains oxygen. (C) All matter is made up of cells. (D) All matter is made up of atoms.

A: D
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Q: Which set of tools would be best to use for dissecting in a biology lab?  
 (A) pen, paper, and a computer (B) scissors, forceps, and a scalpel (C) petri dish, flask, and a Bunsen burner (D) glass slides, dye, and a light microscope

A:
B
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