You Work for a Firm That Manufactures and Sells Pet

You work for a firm that manufactures and sells pet accessories.As part of your job,you frequently visit city parks and observe how people interact with their pets.You also talk to the staff members of veterinary clinics to discover how people relate to their pets.This activity is part of the ________ phase of new product development.

A) idea generation
B) business analysis
C) prototype development
D) screening
E) product testing