Frank has begun the planning process for his entrepreneurial venture. He has completed an assessment of his vision to operate a full-service shuttle service for the elderly, for which he feels there is a strong market. He has a good understanding of the availability of his own resources and his personal traits to manage the business. Now, he is prepared to start compiling functional plans for marketing, finance, and human resources so that he can obtain the financing he will need to start. He is also deciding how to develop the right reputation and create the proper networks to find employees and customers as well as get advice from fellow business people. Which formal stage of the planning process has Frank completed?A) An opportunity analysis. B) An environmental analysis. C) A promotional plan. D) A SWOT analysis. E) A business plan.