Answer:
The correct answer is A. After ruling over Western Europe for centuries, the Roman Empire collapses.
Step-by-step explanation:
The provided option does not describe and example of continuity over time, for the simple reason that it puts an end to the theme of what it is referring to, when its says the word "collapses". That is, when talking about the collapse of Rome, it puts an end to this situation, so there is no temporal continuity beyond this sentence.