An ___________ allows data to flow into your program.

A) input stream
B) output stream
C) file name
D) all of the above

Input Stream

A stream that reads data into a program, often from a file, network connection, or keyboard input.

Output Stream

A stream used for writing data to a destination, which could be a file, an array, a network socket, or another program.

File Name

A file name is the unique identifier of a file in an operating system, used to distinguish it from other files and often contains an extension indicating the file type.