A ‘.txt‘ file is a plain text file that contains no formatting. It is commonly opened with text editors like Notepad on Windows, which is specifically designed for working with text files. Other applications like MS-WORD or MS-EXCEL can open ‘.txt‘ files, but they are not specifically used to create or edit them.
Step 1: Function of Notepad
Notepad is a text editor that allows users to create and edit simple text files with no special formatting. It is the default program for opening ‘.txt‘ files.
Step 2: Conclusion
Thus, ‘.txt‘ files belong to Notepad.
Final Answer: NOTEPAD.