Answer: The following detail best supports the idea that the Brooklyn bridge helped create modern-day New York:
The Brooklyn Bridge successfully connected what had been two different cities, Brooklyn and New York.
Step-by-step explanation: The Brooklyn Bridge that was built and completed way back in 1883 stands strong and steady even today. The idea of the Brooklyn Bridge was a brainchild of an originally German architect named John Augustus Roebling. The bridge served as an active link between the cities of Brooklyn and New York and helped in the development of both the cities through exchange and economic associations at various levels between the two.