I think the answer is C). Floor Consideration because the passage something about the floor being open. That's my reasoning. I f it is not the correct answer and you get the correct answer please let me know because i am taking a test with this question it and i don't know the answer. So, thank you and I hope I helped.
Answer:
did you just ask- the prompt from the APUSH test?!?!
Explanation:
lol
C. I think I don’t really know though
Answer: I think the answer is C
Explanation: West Berlin shows it.
Ferries, trains, and planes