Create a class diagram to communicate the following:

(a) Nora manages Andy and Jonathan, who are all workers. You are interested in the following skills: project management, requirements gathering, analysis, design, implementation, testing, deployment, Extensible Markup Language (XML), Structured Query Language (SQL), Java, C#, and C++. Nora has 10 years of project management skills, five years of analysis skills, and 3 years of design skills. Andy has three years of experience in each of the following skills: XML, SQL, Java, and C#. Jonathan has 10 years of experience in SQL, 5 years of experience in C++, 2 years of experience in Java, and six months of experience in C#.

(b) A project named Eagle contains the following activities: requirements gathering, analysis, design, implementation, testing, and deployment. The requirements gathering activity is associated with the analysis activity where the requirements gathering activity plays the role of the previous activity and he analysis activity plays the role of the next activity. The analysis activity is associated with the design activity where the analysis activity plays the role of the previous activity and the design activity plays the role of the next activity. The design activity is associated with the implementation activity where the design activity plays the role of the previous activity and the implementation activity plays the role of the next activity. The design activity is associated with the implementation activity where the design activity plays the role of the previous activity and the implementation activity plays the role of the next activity. The implementation activity is associated with the testing activity where the implementation activity plays the role of the previous activity and the testing activity plays the role of the next activity. The testing activity is associated with the deployment activity where the testing activity plays the role of the previous activity and the deployment activity plays the role of the next activity.

(c) Nora and Phillip, who are workers, are on a project named Hawk. This project involves acquisition activities followed by implementation activities. Nora has 10 years of acquisition skills and five years of implementation skills. Phillip has five years of implementation skills. Nora and Phillip are associated with those activities that correspond to their skills. The project also has a plan, and Nora is the manager for the project.