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>Consider a prisoners' dilemma game by two oligopolist, which strategy is dominant? <image 1>
A. Dominant strategy is 'High output' (low price) for both firms.
B. Dominant strategy is 'Low output' (high price) for both firms.
C. Dominant strategy is 'High output' (low price) for one of the firms and 'Low output' (high price) for the other.

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
A
Consider a prisoners' dilemma game by two oligopolist, which strategy is dominant? <image 1>
A. Dominant strategy is 'High output' (low price) for both firms.
B. Dominant strategy is 'Low output' (high price) for both firms.
C. Dominant strategy is 'High output' (low price) for one of the firms and 'Low output' (high price) for the other.

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