A) Though C) However
B) So D) Since

A．European economy is going downhill.
B．Service in retailing has been influenced by the economic trend.
C．Retailing has totally changed its tradition of service.
D．Consumer demands are being included in retailing service.

A．How people of one country view human relations.
B．How different cultures are formed.
C．Whether the customer is always right or not.
D．How people of one country view people of another country.