Answer:
Hello. You did not enter the passage to which the question refers, but when the author begins a text with an anecdote, it has a more informal and personal effect on what will be told in the text.
Explanation:
Anecdote is a textual genre that consists of a short story that portrays common everyday situations in a funny, humorous and direct way. Generally the use of anecdote is made to provoke humor and laughter in the audience or in the readers, leaving the text more informal, personal and spontaneous, besides placing the leiotr and the public on how the subjects will be approached.