The three legal forms of business ownership are partnership, sole proprietorship, and corporation. The correct option among all the options that are given in the question is the fourth option or the last option or option "d". I hope that this is the answer that has actually come to your desired help.
Answer:
Barter; for trying to coordinate trades
Explanation:
The barter is the system where the goods or services are exchanged with another goods or services. Here no money involvement is there
Only goods or services are exchanged with the different good or services
So it is a complete non-adequate mechanism and it should be tried for coordinating the trades
Therefore the above option should be considered