The transparency of Bitcoin transactions, due to the blockchain, ensures that all movements of the currency are unique and verifiable, reducing the risk of fraud in systems. Regulatory bodies and financial institutions are increasingly encouraging and merging Bitcoin into their systems, indicating how reliable and potential for legitimate use in the business .
Bitcoin is reliable for easy transaction, it is a system way of saving, it is transparent in trading.
As you mention, the transactions are public information but what makes people trust bitcoin is the fact that it's an open-source project. We can trust in the source code and we know it will not have a weird move in the future that could affect the users.
Due to its unique financial stability companies are happy to use it in the legitimate ecosystem due to its legal rights in the country.
What financial stability?
Which companies are happy?
What legal rights?
In what country?
Lol, that last sentence from OP makes my brain melt

(2) Many companies around the world have started accepting Bitcoin as a form of payment. Some companies like Microsoft, , Shopify, and Tesla and some many of them. These companies allow customers to use Bitcoin to purchase goods and services, improving the growth and acceptance of cryptocurrency in the business world.