The answer is:
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4) "<span>I seized the bell-rope; dropped it, ashamed; seized it again; dropped it once more; clutched it tremblingly once again, and pulled it so feebly that I could hardly hear the stroke myself.</span><span>"
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Really it depends upon what the author makes it. If it's a published book, it's a for entertaining purposes. If it was informal, it's be a biography.
Answer: They want there audience to infer what will happen, to understand it themselves. That way it will make for a better read, rather than being told it, a reader can piece together themselves and fully understand the words being said, a great writer will never reveal their plans just as a great magician never reveals their secrets. Writers want you to explore your mind, and find connections bit by bit. This makes for a wonderful book.
Explanation: I love reading it's a passion of mine, i hope this helps