What should the project manager have done before the beginning of the project?

Acompany recently adopted agile to develop innovation projects. The project manager is experiencing problems with some team members who consider some agile ceremonies to be unnecessary.

What should the project manager have done before the beginning of the project?
A . Conducted a survey to determine if the team was willing to adopt agile ceremonies on the current project.
B. Prepared an inception deck and clearly explained the purpose of agile ceremonies and their benefits to the project.
C. Discussed with the product owner and requested assistance by requiring the adoption of agile ceremonies.
D. Discussed with the project sponsor about convincing the team to adopt the agile ceremonies as part of their routine.

Answer: B