A developer works for a software vendor that specializes in making customizable software for companies in the insurance business to communicate with health care providers. The vendor wants to allow…

A developer works for a software vendor that specializes in making customizable software for companies in the insurance business to communicate with health care providers. The vendor wants to allow their clients to customize a set of Web services to change and alter the types of information that gets passed on Web services requests. Therefore, there is a requirement for real- time dynamic processing of metadata to drive Web service requests. The developer needs to build a Web service than can respond with the needed flexibility for changing the interface. Which type of client best accomplishes the objective?