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:
Cell division is necessary for an organism to  
 (A) obtain nutrients. (B) grow and reproduce. (C) make proteins. (D) conserve matter and energy.
answer:
B


question:
Which is most likely a genetic adaptation of desert plants to survive the hot, dry climate conditions?  
 (A) thin bark (B) waxy leaves (C) leaves that remain all year (D) flowers that bloom all year
answer:
B


question:
What do the elements sulfur (S), nitrogen (N), phosphorus (P), and bromine (Br) have in common?      
 (A) They are noble (inert) gases. (B) They are nonmetals. (C) They have the same thermal conductivity. (D) They have the same number of protons.
answer:

B