"Services" (Food Service, Healthcare, Accounting, Law, Etc

"Services" (food service, healthcare, accounting, law, etc.) have often been seen as necessarily produced and consumed in the same places. Why has this changed?

A) new technologies have "shrunk" distance between faraway producers and local consumers
B) services have become less important
C) the distinction between services and manufacturing has been overblown
D) rising incomes have encouraged the spread of services worldwide