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]: Farmers in Wyoming were concerned because some of their chickens were being preyed upon by hawks that lived in areas around their ranches. The farmers grouped together and hunted the hawks until they were no longer in their area. Which would most likely happen next?  
 (A) The chicken population would go down. (B) Populations of mice and rats would increase. (C) Another bird of prey would replace the hawk. (D) The chickens would have a lower rate of disease.
[A]: B


[Q]: When a dog sees a cat, a message travels from the dog's eyes to the dog's  
 (A) brain (B) nose (C) paws (D) muscles
[A]: A


[Q]: Which is an example of conduction?  
 (A) a space heater turned on (B) water boiling on the stove (C) sunlight shining through the window (D) a metal spoon warming in a pot of hot soup
[A]:
D