Concept:Sole proprietorship is a business owned and controlled by one person alone. So decisions can be made quickly without consulting anyone else.Explanation:In a sole proprietorship, the owner is the only decision-maker. There is no partner or board of directors to consult before taking action. This allows the owner to respond promptly to business opportunities or problems. Quick decision-making is therefore a major advantage of this form of business ownership. The other options are not advantages. Raising large capital is difficult for a sole proprietor. Business risks are not spread but are fully borne by the owner. Continuity is not assured because the business may end if the owner dies or retires. Thus, the correct advantage is that decisions are made promptly.Answer:B. decisions are made promptly