When a young child begins to learn how to take turns in conversation, stay on topic, and give appropriate responses such as "" and " you," the child is demonstrating knowledge of?

The young child is demonstrating the knowledge of pragmatic. It is because using pragmatic, it is a way that a person could be able to take turns when conversing, using manners in a way when they are talking and there is a presence of text organizations. It could be seen above as it is able to show the young child's way of conversing to others by taking turns and giving appropriate response in a way that shows manners.

Because global warming is occurring and there’s no ice for the polar bears to live on.