The next stage is to test the newly designed product concept.
A. Create a network of middlemen
B. Create a method for testing
C. Devise a marketing plan
D. Create a logistical system
Answer:C
The next stage is to test the newly designed product concept.
A. Create a network of middlemen B. Create a method for testing C. Devise a marketing plan D. Create a logistical system
Explanation: devise a marketing plan