Answer:
file is the common storage unit in a computer, and all programs and data are "written" into a file and "read" from a file. A folder holds one or more files, and a folder can be empty until it is filled. A folder can also contain other folders, and there can be many levels of folders within folders.
a subfolder is an organizational folder on a computer that is located within another folder
Explanation:
sorry i dont know all
