See for yourself.
On windows hit windowskey+r
Type in control and then hit enter
Then search device and printers
The answer is you can add an change settings (dpi, color) of the mouse
Answer:
A. A1
Explanation:
Worksheet's Columns are named with Alphabets. i.e. A,B,C,D,E....
And Worksheet's rows are named with numbers. i.e. 1,2,3,4,5....
So the intersection of first row number as "1" and First Column name as "A" is A1 as worksheet displays column name first and then row number.
You can add row, table, columns or cells