Creating Quiz, adding more answers

On the side panel, there are options to add or delete answers/cells. Click on a cell to select it and click add after or add before to place a cell above or below the selected cells. You can also delete a selected cell by clicking delete. If you are on pc, you can find the panel it on the right side of your screen, and if you are on mobile, click on the gear symbol at the top of the screen.

Have a nice day!