A financial services company receives 90,000 one-page documents per day in one batch. All scanning must be completed within one hour of receipt without exception. Failure to meet the one- hour…

A financial services company receives 90,000 one-page documents per day in one batch. All scanning must be completed within one hour of receipt without exception. Failure to meet the one- hour deadline has grave financial consequences. The company has allocated enough document preparation personnel to keep the scanners fully fed. Which of the following scanner configurations should be recommended?