Final answer:
To delete a horizontal line on your AAOI chart, select the line and delete it using the software's editing options.
Step-by-step explanation:
To delete a horizontal line on your AAOI chart, you will need to access the editing options of the chart. Here are the steps:
- Open the AAOI chart in the editing software you are using.
- Select the horizontal line that you want to delete by clicking on it.
- Press the 'Delete' key on your keyboard or right-click on the horizontal line and select 'Delete.'
This process may vary slightly depending on the specific software you are using to create the AAOI chart. Make sure to save your changes after deleting the horizontal line.