Jane Austem was a very talented writing, her books usually bring characters and situations where Jane abuses sarcasm and irony, to criticize customs and behaviors of society at that time. This can be seen in the excerpt shown in the question above, where Jane in a sarcastic tone writes the situation that happens in the narrative. As you read the excerpt you can see the acidity with which Jane austen describes the politeness of the character.
Jane austem's works exhibit a tone of irony and sarcasm that can be felt in the description of the facts, in the speeches and attitudes of the characters. Criticism of society and social, political and economic relations.
Reasoning: A signal word is a word or phrase that gives an idea about what we might expect to come next. This does show that there is a cause and effect relationship between words.
