Answer: As far as business is concerned, the most popular ownership structure in the U.S. is SOLE PROPRIETORSHIP.
Explanation:
Sole proprietorship is the form of business that is owned by a single person, it is easy to form and the business owner exercises total control over their business.
The business owner is solely liable for losses made in the business, and also enjoys all the profits of the business alone.
Usually this kind of business will mostly end with the death of the business owner.