Read the passage.
(1) Edgar Allan Poe wrote the short story "The Tell-Tale Heart." (2) Poe wrote the story in 1843. (3) In the story, a man is
haunted by an old man's eye. (4) He thinks it looks like the eye of a vulture. (5) We soon learn that the haunted man has a
mysterious disease. (6) The disease has made the man insane. (7) He does not know it. (8) For seven nights, he sneaks
into the old man's room. (9) He watches the sleeping man. (10) I will not tell you what happens next because I do not
want to spoil the story for you.
Which is the most effective way to combine sentences (8) and (9)?
Watching the sleeping man for seven nights, he sneaks into the old man's room.
For seven nights, watching the sleeping man and sneaking, into the old man's room.
For seven nights, which he sneaks into the old man's room, he watches the sleeping man.
For seven nights, he sneaks into the old man's room and watches the sleeping man.