How to move column in Google Docs Spreadsheet?
Columns can be placed from one position to another.
Step 1: To move the entire column, mouse over
the respective column header. you will get a hand symbol.
Step 2: Use any of the following two options to move the column.
Option 1: Click Edit → Move column left / Move column right.
Option 2: Just drag the hand symbol to the extend where you need to move the column .
Step 3: Column A is placed in Column C.