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 disease is a result of abnormal cell division?  
 (A) AIDS (B) cancer (C) chicken pox (D) common cold
[A]: B


[Q]: Which of the following was most likely the cause of the extinction of 60-100 species of native birds in Hawaii since the arrival of colonists?  
 (A) habitat destruction (B) volcanic eruptions (C) increased salinity (D) tidal waves
[A]: A


[Q]: A scientist observes an unusual activity while studying bacterial cells. Using scientific inquiry to investigate the activity will enable the scientist to  
 (A) control the behavior. (B) prove that the behavior is beneficial. (C) evaluate different explanations of the behavior. (D) conclude how the behavior will change in the future.
[A]:
C