Traditional command line

In the following description about the characteristics of FTP client, the error is ().

A.FTP client programs mainly include traditional FTP command lines, browsers and FTP download tools.

B. The traditional FTP command line is the earliest FTP client program.

C.FTP server can only download files through special client software.

D. When the network connection is unexpectedly interrupted in the process of downloading files from the FTP server by using the FTP command line or browser, the client program can continue to transmit the rest through the power-off continuous transmission function.

Correct answer: CD