Answer: In this way, social norms are established.
Explanation: Greeting is a gesture of attention and courtesy. The greeting is a basic element that reflects good education and is a way to maintain cordial and pleasant social relationships. A handshake is a short greeting and one of the most common gestures of non-verbal communication.
in my opinion A typical argumentative essay comprises three or more paragraphs that explain the reasons why you support your thesis. Each body paragraph should cover a different idea or piece of evidence and contain a topic sentence that clearly and concisely explains why the reader should agree with your position.