Identify two areas of science or technology that make your life easier, safer, or otherwise better than your grandparents lives were

Which location-sharing service offers items for users as a gaming component and also allows them to collectively link their check-ins to publish a trip? a. whrrl b. buzzd c. foursquare (this option is wrong i already tried) d. gowalla for plato

Which excel file extension stores automated steps for repetitive tasks?

Which of the following includes the three primary network access technologies? dsl, cable modem, broadband lan, wan, man voip, uc, iptv tcp/ip, ftp, dhcp