If most of all of the people in your network know each other, they are likely to share a lot of the same resources – information, expertise, contacts, and opportunities – and this gives you a narrower range of resources. This is called:

Question 1The fly.flights table has the following schema: column typeyear smallintmonth tinyintday tinyintdep_time smallintsched_dep_time smallintdep_delay smallintarr_time smallintsched_arr_time smallintarr_delay smallintcarrier stringflight smallinttailnum stringorigin stringdest stringair_time smallintdistance smallintChoose the valid SELECT statements….