The Owners of a Grocery Store Chain Have Decided to Try

Multiple Choice

The owners of a grocery store chain have decided to try a hand-held bar code scanner for customers to use as they shop. After developing the prototype of the hand-held bar code scanner, what is the next step in the new product development?

A) refining the scanner for production
B) advertising the scanner in all stores
C) field testing the scanner in selected stores
D) mass-producing the scanner for all stores