Sao Paulo is a "forest of skycrapers" with lots & lots of high-rise buildings. However, it is not uniform where those buildings are located--they do tend to cluster together, but there are a number of those "clusterings," and they are spaced throughout the city. In between these clusters of high-rise buildings are sizeable areas of "low-rise" (for lack of a better term) 1-2 story buildings, the vast majority of which are _____. The favelas (or areas of self-help housing) are more peripheral and tend to be located further away from the city center--although some favelas have crept their away into and amongst these other existing urban zones. Group of answer choices single-family detached homes on the American model warehouses and other wholesale storage facilities storage centers and garages for homeowners who live in the high-rises retail shops and home-based businesses secondary (but not primary) schools, trade schools, and technological training centers