There Are Three Methods to Create a New System

Multiple Choice

There are three methods to create a new system. They are _____.

A) buy a package, external vender, external service provider
B) develop custom application in-house, external service provider, and external vender
C) external service provider, rely on a developer, and external vender
D) in-house custom application, buy a package, and external vender
E) in-house custom application, external service provider, and external vender