The correct answer is: A. border
The border property is used to set the width of an image border. It takes a value in pixels, such as “10px”.
The height property is used to set the height of an image. It takes a value in pixels, such as “100px”.
The width property is used to set the width of an image. It takes a value in pixels, such as “200px”.
The -moz-opacity property is used to set the opacity of an image. It takes a value between 0 and 1, where 0 is fully transparent and 1 is fully opaque.
Here is an example of how to use the border property to set the width of an image border:
html
<img src="image.jpg" border="10px solid black">
This will set the width of the image border to 10 pixels, and the color of the border to black.