A user is configuring an email client application and decides to use the TCP/IP suite protocol that will store all messages on the email server so that they can be synchronized across a laptop, a smartphone, and a web email client. This protocol will store the email messages on the email server until the user explicitly deletes them.Which of the following TCP/IP port numbers will the client application typically use while using this protocol to contact the email server?A. 21B. 80C. 110D. 143