External sources of generating product ideas include customers.
Option: A
Step-by-step explanation:
Idea creation is critical as it helps you to broaden your repertoire of thoughts outside your current belief circle. We agree that you first have to extend thought to include more queries, more factors and more ideas before you start the cycle of refinement. The basis of innovative product concepts involve staff of businesses, consumers, rivals, external inventors, acquisitions and representatives of the chain. Both solicited and spontaneous thoughts can come from the basis, and some can even happen by accident.