______ (许多传统工艺过时了)and should be replaced by modem science.

A．from an economic and educational perspective
B．from sociological and medical points of view
C．from a historical and religious standpoint
D．in the light of moral principles

A．She is reluctant to change their trip.
B．Himalayas is known for the peaceful atmosphere.
C．She thinks she will enjoy this trip.
D．Fresh air is the only thing she pursues.