Answer:
मुझे लगता है कि पहली पंक्ति सही उत्तर है
A prefix is a part of a word that comes at the beginning of a root word. They often change the meaning of a word.
I believe he said something like "Grandalf! If you had heard only a quarter of what I have heard about him, and I have only heard very little of all there is to hear, you would be prepared for any sort of remarkable tale."
Comma: Indicates a pause between parts of a sentence.
Em-Dash: A long dash used in punctuation.
Ellipsis: Used to indicate where you've dropped words or sentences if you wanted to shorten a quote.