Final answer:
The space between a node's contents and its edges is called padding. It is used to create space within the element's border.
Step-by-step explanation:
The space between a node's contents and its top, right, bottom, and left edges is known as the padding, which separates the contents from the node's edges.
The space between a node's contents and its top, right, bottom, and left edges is known as the padding, which separates the contents from the node's edges. The correct answer is c. padding.