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>The <image 1> shows a typical innovation model. As innovation adds more functions, which of the following options is not a result of it?
A. Achieve performance levels required by the market
B. This product has ongoing sales value
C. Customers are overserved
D. Customers receive additional value

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
The <image 1> shows a typical innovation model. As innovation adds more functions, which of the following options is not a result of it?
A. Achieve performance levels required by the market
B. This product has ongoing sales value
C. Customers are overserved
D. Customers receive additional value

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