Treston,an Automobile Manufacturer,recently Implemented a New Database System

Treston,an automobile manufacturer,recently implemented a new database system.It was confident that this system would help enhance the company's internal (employees) and external (customers and channel partners) communication.Treston had planned to pursue a just-in-time inventory system soon after the database system was implemented.After the implementation of the database system,however,Treston realized that the database system was not effective.Which of the following can be cited as a reason for the failure of Treston's database system?

A) Aerodoungle launched a new version of Enterprise Database Access, which was better than Treston's database system.
B) The maintenance cost of Treston's new database system was less than the one it was previously using.
C) Treston's new database system was not supported by the database system of its suppliers and distributors.
D) Treston's competitors implemented its database a few days prior to Treston's implementation date.
E) Treston had internally trained personnel managing its new database system, thereby keeping costs low.