What is the main benefit of celebrating project completion?

a$.)$

The celebration gives the team members the opportunity to say goodbye to the project manager.

b$.)$

The celebration gives the project manager an opportunity to acknowledge and commend everyone for their efforts.

c$.)$

The celebration needs to happen before anyone can move forward onto other projects.

d$.)$

The celebration is used to award bonuses to team members who performed in an outstanding manner.