The J.B. Denton Company has a number of employees. The attributes of employee include Employee ID, name, address, and birthdate. The firm also has several projects. Attributes of project include project ID, project name, and start date. Each employee may be assigned to one or more projects, or may not be assigned to a project. A project must have at least one employee assigned, and may have many employees assigned. The J.B. Denton Company also needs to store the total number of employees assigned to each project. An employee's billing rate may vary by project, and the firm wishes to record the applicable billing rate (Billing_Rate) for each employee when assigned to a project. Based on the description above, please create an ER diagram for The J.B. Denton Company. If an attribute can be easily decomposed, please also depict its sub-component attributes