Correct Answer - Option 2 : SMTP, POP3
• Simple Mail Transfer Protocol (SMTP) is the standard protocol for sending emails across the Internet.
• IMAP and POP3 are the Internet mail protocols used for retrieving emails.
• MIME allows the users to exchange different kinds of data files in an email: audio, video, images, etc.
• SMPT, POP3 and SMTP, IMAP are the possible correct answer in which only SMTP, POP3 is present in option 2.