Answer:
b. a proprietorship
Explanation:
A proprietorship -
It refers to the most simplest business form , where one can start or operate an business , is referred to as a proprietorship .
A sole proprietorship refers to the person , who can operate a business , and is responsible for any type of loss or debt , is referred to as a sole proprietorship .
Hence , from the given scenario of the question,
The correct option is b. a proprietorship .