The correct answer is 'empty word', because such words don't really have an important meaning, they are there just as grammatical links or markers. They only have grammatical function, and no meanings in themselves.
The other options are incorrect, 'there' doesn't fit in any of them.
ALL CREDIT TO THIS: brainly.com/question/859473
<span>In "The Things They Carried," the weight of the soldiers' gear is a recurring motif.</span>
Explanation:
they are tall slim houses that were made during the late 1800's early 1900's that were in slums. they were made to take up the least amount of space possible often shared a wall with the neighbor