The words" hold more" (Line 2, Para. 1) most probably means______.

A．Many fields of science and technology are now using electronic computers effectively.
B．High technology is nothing but a new type of teamwork plus CAD and CAM.
C．No details are given in the passage about barriers between traditional design and manufacturing functions.
D．Experts from different fields have to cooperate to develop a product from concept to production.

A．the concept of teamwork is still alive and no longer the same as the past
B．teamwork will be completely replaced by computers
C．high technology would make teamwork a thing of the past
D．teamwork requires more use of computers than that of human beings