Answer:
Transaction b and c
Explanation:
Revenue is the term of accounting which is defined as the income or money which is generated from the operations of the normal business and it involve the deductions for the returned merchandise and discounts.
It is created when the business offer some service to the clients and in return the money for the services provided by the company.
So, the transaction which generate the revenue are:
The company offered the service to customer and against it received the cash which amounts to $875.
The company offered the services to the customer on credit worth $2,300.
Therefore, these two transactions are the one which generate the revenue to the company.