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>What was George Seurat's goal in his 'Divisionist' paintings? (<image 1>)
A. to enliven paintings through the use of scientific theories about color and optic function
B. to bring Classical structure to the Impressionists' approach to painting
C. to use color to generate a strong emotional response from the viewer
D. to produce an idiosyncratic style characterized by the use of small dots of color

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
D
What was George Seurat's goal in his 'Divisionist' paintings? (<image 1>)
A. to enliven paintings through the use of scientific theories about color and optic function
B. to bring Classical structure to the Impressionists' approach to painting
C. to use color to generate a strong emotional response from the viewer
D. to produce an idiosyncratic style characterized by the use of small dots of color

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