Considering the following database schema, answer all the queries. EMPLOYEE
1. Retrieve the brithdate and address of the employee(s) whose name is John B. Smith
19.For each project on which more than two employees work, retrieve the project number, the project name, and the number of employees who work on the project. 20.Retrieve the name of each employee who has a dependent with the same sex as the employee. Sort the results on employee last name in the descending order.