Which of the following defines the protocol associated with the following TCP or UDP port
numbers, in order? 21, 23, 25, 69, 443

A.
FTP, SSH, SMTP, HTTPS, TFTP

B.
FTP, TELNET, SMTP, TFTP, HTTPS

C.
TELNET, FTP, SMTP, HTTPS, TFTP

D.
TELNET, SSH, TFTP, SMTP, HTTPS

Explanation: