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 moon goes through phases as it revolves around Earth. During which phase of the moon would it be possible for a solar eclipse to occur?  
 (A) new moon (B) full moon (C) waning (D) waxing
[EX A]: A

[EX Q]: Which process causes water to move from the ocean to the atmosphere during the formation of a hurricane?  
 (A) condensation (B) evaporation (C) precipitation (D) runoff
[EX A]: B

[EX Q]: In the late 1600s, Anton van Leeuwenhoek began making observations with simple magnifying lenses that he constructed. To which scientific field is Leeuwenhoek credited with the most contributions?  
 (A) plant genetics (B) disease control (C) DNA sequencing (D) microbiology
[EX A]:
D