Final answer:
To determine the popularity of products and services, a macro can be used to analyze sales and revenue data. A graph can visually represent the profitability of each product and service, showing the most profitable ones at the highest point on the graph.
Step-by-step explanation:
In order to determine which products and services are most popular, you can use a macro that analyzes data on sales and revenue. One way to visually represent this data is by using a graph. The graph can show the profitability of each product or service, with the most profitable ones being represented at the highest point on the graph. Additionally, the graph can show which products are not making profits, with their data points falling below the profitability line.