Question

Add a comma or semicolon if needed. Otherwise, submit the text without any additional

punctuation.
In 1879, Louis Sullivan and Dankmar Adler formed the innovative architectural firm Adler
& Sullivan the
the two designed more than one hundred buildings that are considered
treasures of architecture.

Answer 1

In 1879‚ Louis Sullivan and Dankmar Adler

formed the innovative firm‚ Adler & Sullivan‚the two designed more then one hundred buildings that are considered treasures of architecture

Answer 2

In 1879, Louis Sullivan and Dankmar Adler formed the innovative architectural firm Adler & Sullivan; the two designed more than one hundred buildings that are considered treasures of architecture.