Filip is developing a learning management system at his company. The executives ask Filip to provide the duration of the project. What is the duration of her project according to the critical path (activity/duration (day)/predecessor): * A / 9 / Start *B / 5 / none * C / 3 / A * D / 6 / C * E / 3 / B * F / 2 / none * G / 1 / D * H / 2 / EG