Which of these is not an external sources for design ideas

This question belongs to these lists

• REQUIREMENT SPECIFICATION AND PLANNING MCQs

Similar questions

• Which of these are methods for team generation for design ideas
• How does marketers study customers and products for generation of ideas
• An effective user interface design is a design of applying an iterative process using predefined design principles
• System design is a ___ of the solution. The process follows the steps i.e. first creates logical design and physical design