Which email protocol does not download messages, but allows you to read them on the server?

Which email protocol does not download messages, but allows you to read them on the server?

• IMAP
• SIEC
• POP
• DDOI 

EXPLANATION

The Internet Message Access Protocol (IMAP) is a mail protocol used for accessing email on a remote web server from a local client. IMAP and POP3 are the two most commonly used Internet mail protocols for retrieving emails.