The difference between the capabilities of a personal computer and a workstation has reduced since the last fifteen years
because the improvement in computing power of workstations has been sluggish while, because of the Moore’s law, that of personal computers has been extremely rapid.
A. because the improvement in computing power of workstations has been sluggish while, because of the Moore’s law, that of personal computers has been extremely rapid
B. due to the sluggish improvement in computing power of workstations while, because of the Moore's law, that of personal computers has been extremely rapid
C. because the improvement in computing power had been sluggish for workstations but, because of the Moore's law, extremely rapid for personal computers
D. because of the workstations' improvement in computing power being sluggish and, because of the Moore's law, personal computers' being extremely rapid
E. because of sluggish improvement in computing power of workstations, because of Moore's law, extremely rapid improvement in computing power of personal computers