After a company has identified and segmented its target market, the next step is to conduct:
market research
a marginal analysis
phycographics

market research

Explanation:

Once a company has identified and segmented its target market, the next step is to conduct market research.

Market research is a type of study that consists of collecting and interpreting information to generate insights and support the decision-making process. Based on a specific problem, the best methodology for collecting the necessary data is defined. Depending on the research objectives, quantitative or qualitative research can be done, as well as studies with simple questionnaires or more complex projects, involving professionals from different areas of knowledge.

Whether in a small local business, in a family business, startup or multinational, the day-to-day life of any company is guided by numerous decisions that, together, will define the success or failure of the enterprise.

answer; the trial de novo