Given the question: West Chester State College Quadrangle Historic District - West Chester State College Quadrangle Historic District also known as the Quadrangle Historic District is a group of historic academic buildings and national historic district located on the campus of West Chester University of Pennsylvania in West Chester Chester County Pennsylvania. It consists of five contributing buildings built between 1891 and 1940. 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?
The answer is:
Building