Jack has been working in the waterfall method all these days and is about to move to a project that adopts agile. Which of the following is recommended for Jack?

Jack must be able to accept and implement the tasks assigned to him by his manager lack must be able to commit the amount of work he can take up in an iteration Jack requires no change other than being prepared to working in shorter cycles Jack must be able to commit more than what is he capable of in order to prove his expertise