The most frequently heard complaints about new office technology
are that training is insufficient, reference materials unhelpful, and the inordinate amount of time involved in switching from the old system to the new.
A. are that training is insufficient, reference materials unhelpful, and the inordinate amount of time involved in switching from the old system to the new
B. are that training is insufficient, reference materials unhelpful, and the inordinate amount of time to switch between the old and new systems
C. concern insufficient training, unhelpful reference materials, and the inordinate amount of time involved in switching from the old system to the new
D. are that training is insufficient, reference materials that are unhelpful, and it takes an inordinate amount of time to switch from the old system to the new
E. are insufficient training, unhelpful reference materials, and switching from the old system to the new takes an inordinate amount of time.