MIT's Media Lab Has Developed Something It Calls the Audio

Multiple Choice

MIT's Media Lab has developed something it calls the Audio Spotlight, which is a large black disk that transmits a beam of sound inaudible just two seats away. It was not developed for a particular product. So when its inventors are looking at potential applications for the disk they are in which stage of the new-product development process?

A) business analysis
B) environmental audit
C) idea screening
D) market test
E) prototype development