Which of the following best describes micro-enterprises?

Micro-enterprises are characterized primarily by their small scale, often defined by their ownership and staffing structure. They are typically owned and operated by a single individual, or in some cases, may have very few staff members, usually no more than 9 employees. This definition reflects their nature as small businesses, focused primarily on local operations and often relying on personal investment and direct involvement from the owner.

The other options describe different categories of businesses:

• Options referring to businesses with a workforce of over 250 employees represent large enterprises, which are distinctly different from micro-enterprises.

• The mention of full-time employees is more applicable to small to medium-sized enterprises rather than specifically micro-enterprises.

• The ability to sell shares to the public pertains to corporations or larger publicly traded companies, which have more complex structures and regulatory requirements compared to the simplicity of micro-enterprises.

Overall, the definition surrounding micro-enterprises emphasizes their limited size and the personal touch involved in their operation, making the correct choice about ownership and staffing clear.