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: Diamonds are sometimes used as the tips of drill bits. Which physical property of a diamond MOST likely makes it a good cutting tool?  
 (A) its electrical properties (B) its thermal properties (C) its hardness (D) its density

Answer: C


Question: Which are examples of inherited traits?  
 (A) specific beliefs (B) fingerprints (C) memories (D) nose shape

Answer: D


Question: One difference between a chemical formula and a chemical equation is that the chemical equation shows  
 (A) abbreviations for each element. (B) the number of atoms per element. (C) what elements are in each molecule. (D) the chemical reaction that takes place.

Answer:
D