read gwens topic sentence for a paragraph: first of all, skyscrapers take a lot of time to build. __? which…

read gwens topic sentence for a paragraph: first of all, skyscrapers take a lot of time to build. __? which supporting detail should gwen use? in ancient rome and other ancient civilizations, 10 - 11 story buildings were built. it took five years to complete the 2,000 ft. tall burj khalifa skyscraper in dubai. additionally, skyscraper designs must compensate for extremely strong winds.
Answer
Brief Explanations:
The topic - sentence is about skyscrapers taking a long time to build. The detail about the Burj Khalifa taking five years to complete directly supports this by giving a real - life example of the time it takes to build a skyscraper. The other details are about ancient buildings and skyscraper design in relation to wind, which are not relevant to the time taken to build.
Answer:
It took five years to complete the 2,000 ft. tall Burj Khalifa skyscraper in Dubai.