You are working as a project scheduler for a software development company that specializes in creating bespoke solutions for clients. The company has just secured a contract for a new software development project which is divided into multiple interdependent activities. Due to the client's requirements and deadlines, you need to schedule these activities to minimize the overall project completion time, taking into consideration the precedence relationships between activities and the limited resources available. There are a total of six activities (labelled A to F) which need to be completed for the project. The activities have estimated durations and are subject to precedence constraints, listed below: The durations (in days) of activities A, B, C, D, E, and F are 10, 15, 20, 5, 15, and 10, respectively. Activity A must be completed before B and C can start. There are a total of six activities (labelled A to F) which need to be completed for the project. The activities have estimated durations and are subject to precedence constraints, listed below: The durations (in days) of activities A, B, C, D, E, and F are 10, 15, 20, 5, 15, and 10, respectively. Activity A must be