选择题：People are indulging in an illusion whenever they find themselves explaining at a cocktail（鸡尾酒）party，say，that the are“in computers，”or“in telecommunications，”or“in electronic funds transfer”.The implication is that they are part of the high-tech world.Jus

People are indulging in an illusion whenever they find themselves explaining at a cocktail（鸡尾酒）party，say，that the are“in computers，”or“in telecommunications，”or“in electronic funds transfer”.The implication is that they are part of the high-tech world.Just between us，they usually aren’t.The researchers who made fundamental breakthroughs in those areas are in a high-tech business.The rest of us are（ ）of their work.We use computers and other new technology components to develop our products or to organize our affairs.Because we go about this work in teams and projects and other tightly knit working group（紧密联系在一起的工作小组），we are mostly in the human communication business.Our successes stem from good human interactions by all participants in the effort，and our failures stem from poor human interactions.
A.creators
B.innovators
C.appliers
D.inventors