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: Which material is the best conductor of electricity?  
 (A) Wood (B) Metal (C) Stone (D) Plastic

Answer: B


Question: Ribosomes present in a particular cell are smaller than those found in plants. In which taxonomic group or groups could the cell be classified?  
 (A) fungi only (B) archaea only (C) bacteria or archaea (D) bacteria or fungi

Answer: C


Question: Garrett collected some large rocks from a stream near his home. He measured the rocks on a balance. When he records the mass of the rocks, which units should Garrett use?  
 (A) pounds (B) kilograms (C) fluid ounces (D) cubic centimeters

Answer:
B