You must decide whether to hire another secretary$,$ whose output is easily measured, or merely to install Voice Processor, which is a new and extremely reliable voice recognition software, and employ existing secretaries$.$ A secretary costs $$800$ per month and Voice Processor, which can only be rented, costs $$500$ per month. Voice Processor yields $6,000$ pages of output per year. The firm is only planning to be in business for one more year. If a new secretary produces twice as much output $($correctly typed pages$)$ as Voice Processor, should the firm

None of the above

Rent Voice Processor

Indifferent between $($a$)$ and $($b$)$

Hire the secretary