What is the output of this program? import java.io.*; import java.net.*; public class URLDemo { public static void main(String[] args) { try { URL url=new URL("https://www.mcqsmentor.com/Java-Programming"); System.out.println("Protocol: "+url.getProtocol()); System.out.println("Host Name: "+url.getHost()); System.out.println("Port Number: "+url.getPort()); } catch(Exception e){System.out.println(e);} } }

• A. Protocol: http
• B. Host Name: www.mcqsmentor.com
• C. Port Number: -1
• D. All of the mentioned