Store Building Manager: I would like to replace all High Vent Systems in my office with New Line Systems.
Regional Store Manager: Why?
Store Building Manager: It will cost less to hire and train technicians to maintain the New Line Systems.
Regional Store Manager: This reason is not sufficient to install a new system as you could simply hire technicians who already are trained on the High Vent Systems.
If true, which of the following most reasonably objects to the Regional Store Manager's position on maintaining the High Vent Systems?