Multiple choice technology operating systems Key to Fill down CTRL+O CTRL+F CTRL+D CTRL+N Reveal answer Fill a bubble to check yourself C Correct answer Explanation CTRL+D is the Fill Down shortcut - it copies the contents/formatting from the cell(s) directly above into the selected cell(s). CTRL+R fills right (from left). CTRL+F opens Find, CTRL+O opens, and CTRL+N creates a new workbook.