You are given a science question (hard-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]: Which source of data about Nevada resources is likely to be most current and reliable?  
 (A) a science encyclopedia (B) an article in a local newspaper (C) a government-maintained website (D) a student's classroom presentation
[A]: C


[Q]: A duck and turtle are different types of animals. In which way are the duck and the turtle alike?  
 (A) They both hibernate. (B) They both have feathers. (C) They both reproduce by laying eggs. (D) They both provide milk for their young.
[A]: C


[Q]: Which pair of organisms benefits each other the most?  
 (A) birds building a nest in a bush (B) worms eating the roots of a plant (C) squirrels burying seeds from a tree (D) deer scraping their antlers on a tree
[A]:
C