The sentence from the paragraph that made the author more confident can be gotten through the context clues in the story.
Your information is incomplete as the passage isn't given. Therefore, an overview will be given.
Context clues simply mean the hints that are provided by the author in a literary work.
In this case, it's important to read and understand the story. Also, it's important to know the experiences that the author had. This will be important in getting the answer.
Learn more about context clues on:
https://brainly.com/question/24750804