Answer:
The answers is: five tables: for customers, employees, suppliers, parts (or products), and sales.
Explanation:
A business database is an organized collection of information related to a business's activities. It helps organize information about your customers, sales, human resources and production.
Depending on the size of the company, databases can include huge amounts of information including past prices, profits, profit margins, alternative vendors, customer buying patterns, etc.
The basic information that should be included even for small companies is: clients, human resources, vendors, production, and sales.