Allenby suggests the implications of technology systems may be understood using a simple 3 level model: Group of answer choices Level 1 basic (or primary) impact; Level 2 outcomes; Level 3 projections Level 1 results-oriented; Level 2 impacts-oriented; Level 3 cultural extensions Level 1 technological impacts; Level 2 techno-social implications; Level 3 sustainability impacts Level 1 immediate impact; Level 2 networked implications; Level 3 earth systems implications