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.

[EX Q]: The parts of plants that make seeds are the  
 (A) roots. (B) stems. (C) flowers. (D) leaves.
[EX A]: C

[EX Q]: What is the name of the product formed from the reaction shown below? 4Fe(III) + 3O_{2} -> 2Fe_{2}O_{3}  
 (A) iron (II) oxide (B) iron (III) oxide (C) oxygen ferrite (D) diferrous trioxide
[EX A]: B

[EX Q]: An earthworm has a length of 12.8 centimeters. What is the length, in millimeters, of the earthworm?  
 (A) 0.128 millimeter (B) 1.28 millimeters (C) 128 millimeters (D) 1280 millimeters
[EX A]:
C