Final answer:
To transfer files using FTP software, you typically need to know your site's FTP address or IP address, which is true.
Step-by-step explanation:
The main answer to the question regarding the use of FTP software for file transfer is A. True. To transfer files via FTP, you typically need to know the FTP address or IP address of the server you are trying to connect to. This information, along with a username and password, is required to establish a connection to the remote server and start the file transfer process.