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.

[Q]: Which particle type can be identified as being from a specific element?  
 (A) electron (B) atom (C) neutron (D) proton
[A]: B


[Q]: Why would animals most likely have to leave an area during a drought?  
 (A) to find mates (B) to find shelter (C) to escape predators (D) to find water and food
[A]: D


[Q]: The body is able to detect pressure on its surface by which direct means?  
 (A) releasing of hormones in skin (B) changing in volume of fat and muscle cells (C) signaling by sensory neurons (D) changing of voltage in interneurons
[A]:
C