He rowed across the Krishna river.
The answer is "Her eyes darted between the two of us like sparrows between trees." because similes are comparisons that usually use the word "like" in them as a way to compare.
This is the same question I was given. The answer is B. because the singer is the subject, she isn't an object. The room is an object as well. Her jacket is also an object. The next one that would be close would be Hemingway, but there is no judgement to this, it is just a statement. So like I said above, it is B.