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 metal stud punch is subjected to a force of 120 N on the handle. Determine the magnitude of the reactive force at the pin A. <image 1>
A. 1.41 kN
B. 4.49 kN
C. 1.19 kN
D. 1.49 kN

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
The metal stud punch is subjected to a force of 120 N on the handle. Determine the magnitude of the reactive force at the pin A. <image 1>
A. 1.41 kN
B. 4.49 kN
C. 1.19 kN
D. 1.49 kN

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