Luca’s action proves to the team that he trusts the team members are in the best position to organize the work, which ultimately prevents roadblocks when a list of tasks is pushed to the team. Agile team leaders are there to help the team
by preventing interruptions, removing roadblocks, aiding in communication, and providing general support. The other responses are incorrect because one of the roles of the agile team leader is to encourage self-organization of the
team; it would be speculation to attribute any other reason to this decision.