Broad Margin - Broad Margin is a private residence in Greenville South Carolina. The house was designed by Frank Lloyd Wright and was built in 1954. It is one of two buildings designed by Wright in South Carolina (the other being the Auldbrass Plantation).It was named to the National Register of Historic Places in 1978.The house is built into the slope of the 2-acre (0.81 ha) lot. It has 12-inch-thick (30 cm) concrete walls. It extensively uses cypress wood throughout including its ceiling of cypress boards. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Building