Final answer:
To accept the AutoCAD defaults for the start and end tangents of a spline, select the spline and create new vertices with default tangents.
Step-by-step explanation:
To accept the AutoCAD defaults for the start and end tangents of a spline, you can follow these steps:
- Select the spline you want to modify.
- Click on the spline's endpoint.
- Press and hold the Shift key on your keyboard.
- Click on the spline again to create the new vertices with default tangents.
By doing this, you can accept the AutoCAD defaults for the start and end tangents of a spline.