What sentence best expresses the main idea of this passage?

Responses
A The Sears Tower in Chicago, Illinois has long since been surpassed as the tallest building in the world.The Sears Tower in Chicago, Illinois has long since been surpassed as the tallest building in the world.
B The Taipei 101 (located in Taipei, Taiwan) is the second tallest building in the world after the Burj Dubai.The Taipei 101 (located in Taipei, Taiwan) is the second tallest building in the world after the Burj Dubai.
C Once it is finished, the tallest building in the world will be called the Burj Dubai and be over 160 stories high.Once it is finished, the tallest building in the world will be called the Burj Dubai and be over 160 stories high.
D The tallest buildings in the world, known as superscrapers, are built by competition architects from different nations.

1 answer

C. Once it is finished, the tallest building in the world will be called the Burj Dubai and be over 160 stories high.