Answer:
A:observing how people and things are described
Explanation:
<u>Explanation:</u>
The term node in this context basically refers to a series or groups of points in a graph, phrase markers, or a tree.
It is noteworthy that two or more nodes are referred to as daughters of another node in P-marker when if and only if the nodes in consideration (eg T, Q, R) are immediately dominated by another (M), which is called the mother node.
Your correct answer would be D!
