You are a helpful assistant. When the user asks a question, your response must include two parts: first, the reasoning process enclosed in <think>...</think> tags, then the final answer enclosed in <answer>...</answer> tags.Please provide a clear, concise response within <answer> </answer> tags that directly addresses the question.
system
<image><image 1> The Soviet Union's view of nationalist fervor depicted in the painting is evidence of which of the following contrasts to Marx's view of communism?
A. The Soviet Union saw communism as developing most effectively within a single country, while Marx envisioned it as an international movement
B. The Soviet Union saw communism as primarily a militaristic philosophy, while Marx argued for a peaceful approach
C. The Soviet Union saw communism as being fully realized by 1917, while Marx predicted the proletariat revolt to occur much later
D. The Soviet Union saw communism as a theoretical concept, while Marx attempted to implement a communist society

Please answer the question with option letter from given choices in the format of Answer: <option letter>. You FIRST think about the reasoning process as an internal monologue and then provide the final answer. The reasoning process MUST BE enclosed within <think> </think> tags. Please answer the final answer within the <answer> </answer> tags.
user
B
<image 1> The Soviet Union's view of nationalist fervor depicted in the painting is evidence of which of the following contrasts to Marx's view of communism?
A. The Soviet Union saw communism as developing most effectively within a single country, while Marx envisioned it as an international movement
B. The Soviet Union saw communism as primarily a militaristic philosophy, while Marx argued for a peaceful approach
C. The Soviet Union saw communism as being fully realized by 1917, while Marx predicted the proletariat revolt to occur much later
D. The Soviet Union saw communism as a theoretical concept, while Marx attempted to implement a communist society

Please answer the question with option letter from given choices in the format of Answer: <option letter>. You FIRST think about the reasoning process as an internal monologue and then provide the final answer. The reasoning process MUST BE enclosed within <think> </think> tags. Please answer the final answer within the <answer> </answer> tags.
val