Arcitura Education Exam S90.05A Topic 3 Question 9 Discussion

You have created the following XML Schema definition for a new Invoice Reporting service:

The Invoice Reporting service needs to represent invoice data in a unique format. Therefore, this schema will only be used by the WSDL definition for the Invoice Reporting service. As a result, you decide to embed the schema inside the WSDL definition. Which of the following shows a valid way to accomplish this?