Please answer the following question: Crawlerway -  The Crawlerway is a 130-foot (40 m) wide double pathway at the Kennedy Space Center in Florida. It runs between the Vehicle Assembly Building and the two launch pads at Launch Complex 39. It has a length of 3.5 miles (5.6 km) to Pad 39A and 4.2 miles (6.8 km) to Pad 39B. 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?
A:
Building