instruction:
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.
question:
Which process in the water cycle returns water from the surface of Earth to the atmosphere?  
 (A) condensation (B) evaporation (C) precipitation (D) runoff
answer:
B


question:
Which of these will most likely result from small meteoroids entering the atmosphere of Earth?  
 (A) a decrease in air temperature (B) the appearance of shooting stars (C) an decrease in atmospheric ozone (D) the appearance of the Northern Lights
answer:
B


question:
Which statement describes a method of sexual reproduction that occurs in plants?  
 (A) Stem cuttings are placed in water and grow roots. (B) Seeds are produced from the flower of the plant. (C) Underground stems from a plant grow into new plants. (D) A leaf falls to the soil, develops roots, and grows.
answer:

B