Introduction:
FTP stands for File Transfer Protocol. It is a standard network protocol used for transferring files between a client and a server on a computer network. FTP has been widely used in computer technology for many years and is still in use today.

Explanation:
- File Transfer Protocol: The correct answer is option B, which stands for File Transfer Protocol. FTP is a protocol that allows users to transfer files over a network. It provides a simple and efficient way to transfer files between computers and is widely used in various applications and industries.

Key Features of FTP:
- Reliable: FTP is a reliable protocol that ensures the safe and secure transfer of files between the client and server. It uses various mechanisms to guarantee the integrity and completeness of the transferred data.
- Authentication: FTP provides authentication mechanisms to ensure that only authorized users can access and transfer files. Users are required to provide valid credentials, such as a username and password, to establish a connection.
- Portability: FTP is a platform-independent protocol, meaning it can be used on different operating systems and hardware platforms. This makes it highly versatile and compatible with a wide range of systems.
- Transparency: FTP operates in a transparent manner, allowing users to easily navigate and transfer files between different directories and folders on the server. It provides a familiar file system-like interface for users to interact with.
- Efficiency: FTP is designed to be efficient in terms of file transfer speed and bandwidth utilization. It uses various techniques, such as compression and data streaming, to optimize the transfer process and minimize the time required to transfer large files.

Conclusion:
In computer technology, FTP stands for File Transfer Protocol. It is a widely used protocol for transferring files between a client and server over a network. FTP provides reliable, secure, and efficient file transfer capabilities, making it an essential component of many computer systems and applications.