【单选题】There are great careers in which the increasing emphasis is on specialization. You find these careers in engineering, in production, in statistical work, and in teaching. But there is an increasing de...
A.
all-round people in their own fields
B.
people whose job is to organize other people' s work
C.
generalists whose educational background is either technical or professional
D.
specialists whose chief concern is to provide administrative guidance to others