Which of the following pairs shows an internet service and its corresponding protocol, correctly matched?

Email is sent between mail servers using SMTP, the Simple Mail Transfer Protocol.

Pairing the web with FTP is wrong, since web pages are served over HTTP.

Matching email with FTP is also wrong, as FTP moves files rather than mail.

Linking file transfer with SMTP is wrong, because file transfer uses FTP.

FTP stands for File Transfer Protocol and handles uploading and downloading of files.

Each internet service has its own protocol suited to the kind of data it carries.