Exel is used for graphing, Word for any type of essay or paper, and Powerpoint for presentations.
Hope this helps!
Answer:
Each variable has a name, a value, and a type. The value might change over time, and that's why its “variable.” Many variables store numbers and strings, like the ones above. Variables can also store other types of data, like lists, dictionaries, and Boolean values
Explanation:
Solid is your answer for the day
The underscore.
But actually you can use spaces in file names, in many file managers. I think it just shows you a space while it actually saves an underscore, or something like this.