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>Following are the bearings taken in a closed compass traverse.<image 1>Compute the interior angles and correct them for observational errors.
A. $\angle A = 260°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$
B. $\angle A = 263°45'$,$\angle B = 261°00'$,$\angle C = 243°00'$,$\angle D = 265°15'$,$\angle E = 227°00'$
C. $\angle A = 263°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$
D. $\angle A = 261°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$

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
Following are the bearings taken in a closed compass traverse.<image 1>Compute the interior angles and correct them for observational errors.
A. $\angle A = 260°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$
B. $\angle A = 263°45'$,$\angle B = 261°00'$,$\angle C = 243°00'$,$\angle D = 265°15'$,$\angle E = 227°00'$
C. $\angle A = 263°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$
D. $\angle A = 261°30'$,$\angle B = 260°45'$,$\angle C = 242°45'$,$\angle D = 265°00'$,$\angle E = 226°45'$

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