The reader can infer that future skyscrapers may surpass 3,000 feet because — A. there were few tall buildings at the beginning of the 1900s
B. engineering and technological advances have improved the design of skyscrapers
C. the Burj Khalifa is the world’s tallest building
D. skyscrapers have become a common feature of city skylines around the world

How does the map develop the central idea that scholars at jundi shapur spread the knowledge of sugar? the map illustrates the spread of sugar from new guinea to persia. the map shows that sugar was being refined primarily in the north rather than the south. the map illustrates the spread of knowledge about refined sugar processing to egypt. the map illustrates that people in china knew how to refine sugar and shared this knowledge. the answer is c