Answer: I hope this helps!
Explanation:
Subjective: <em>He and I</em> were great friends.
Objective: For<em> him</em>, there is no problem.
Possessive: <em>Our</em> boat leaks!
If the information is known but the majority (Common knowledge)
If it is an observation
If they provide some background info
The correct answer is the second option: <span>The whirlpool is compared to a mouth, showing its menacing threat.
In this excerpt, the narrator is describing his disastrous and terrifying experience of witnessing a whirlpool with some other "men". To describe their fear of being pulled down into the sea by a whirlpool, the whirlpool is described as having a "</span><span>yawning mouth", ready to "devour" (swallow up) the narrator and the men with him. </span>