Final answer:
The first step of a business's marketing plan is examining the current situation of the business.
Step-by-step explanation:
The first step of a business's marketing plan is A. Examining the current situation of the business. Before developing a marketing strategy or addressing the target market, it is important to assess the current state of the business, including its strengths, weaknesses, opportunities, and threats.
This analysis helps businesses identify their competitive edge and determine the best approach to achieve their marketing goals.