Which of the following is true about Web service?
A - A web service enables communication among various applications by using open standards such as HTML, XML, WSDL, and SOAP.
B - You can build a Java-based web service on Solaris that is accessible from your Visual Basic program that runs on Windows.
C - You can also use C# to build new web services on Windows that can be invoked from your web application that is based on JavaServer Pages (JSP) and runs on Linux.
D - All of the above.
Answer is