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Creating defensible space

200 units of low-income housing are to be designed for a medium sized suburb within a larger metropolitan area. Incorporating concepts of defensible space into the planning for these units would favor which decisions? (choose 3)
A. scatter the 200 units among 7 building sites.
B. concentrate the units into 2 building sites.
C. use row house configurations
D. use 5-10 story highrise building types
E. provide a central green area for communal use, with no grounds directly in front of units.
F. provide individual front yards in front of each group of units.
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