Which of the following is correct with regard to small business?

Which of the following is correct with regard to small business?
A) Various measures might be used to define a small business, including the number of people the business employs, the company's sales revenue, the size of the investment required, or the type of ownership structure the business has.
B) Since the Business Register tracks businesses and the Labour Force Survey tracks individuals, these sources of information are not useful in defining the term "small business."
C) In the Business Register, a goods-producing company is considered small if it has fewer than 500 employees, while a service-producing business is considered small if it has fewer than 100 employees.
D) To be included in the Business Register, a business must have at least five paid employees.
E) All of these are correct.