Answer the following question: The Gov. George S. Boutwell House is a historic house at 172 Main Street in Groton Massachusetts that was home to Governor George S. Boutwell. It was built in 1851 and added to the National Register of Historic Places in 2005. It is the current headquarters of the Groton Historical Society.The house was built in 1851 for George S. Boutwell who was Governor of Massachusetts at the time. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Building