What we can learn from the article.()      
A、George Tome is a software engineer who had become a project manager.


B、George  Tome began applying agile principles as soon as he became a project  manager.  
C、Tome was working as a manager in a group responsible for discovering technologies that could revolutionize Deere’s offerings.

D、Tome invited two other unit managers to the Enterprise Advanced Marketing unit of the R&D group.


E、group responsible for discovering  technologies that could revolutionize Deere’s offerings.   D.   Tome  invited two other unit managers to the Enterprise Advanced  Marketing unit of the R&D group.