Question ID:PT54 S4 Q24 Passage:Downtown Petropolis boasted over 100 large buildings 5 years ago. Since then, 60 of those buildings have been demolished. Since the number of large buildings in a downtown is an indicator of the economic health of that downtown, it is clear that downtown Petropolis is in a serious state of economic decline. Stem:Which one of the following is an assumption required by the argument? Correct Answer Choice:EChoice A:The demolitions that have taken place during the past 5 years have been evenly spread over that period. Choice B:There have never been significantly more than 100 large buildings in downtown Petropolis. Choice C:Most of the buildings demolished during the past 5 years were torn down because they were structurally unsound. Choice D:The large buildings demolished over the past 5 years have been replaced with small buildings built on the same sites. Choice E:Significantly fewer than 60 new large buildings have been built in downtown Petropolis during the past 5 years.