$($a$)$ Retrieve the names of employees in department $6$ or department $7$ who work more than $5$

hours per week on the $$Computerization$$ project or $$Reorganization$$ project or $$Newbenefits$$

project.

$($b$)$ List the names of employees who have a dependent with the same first name as

themselves.

$($c$)$ Find the names of employees that are supervised $($directly$)$ by 'Jennifer S$.$ Wallace'.

$($d$)$ For each project, list the project name and the total hours per week $($by all

employees$)$ spent on that project.

$($e$)$ Retrieve the names of employees who work on every project.

$($f$)$ Retrieve the names of employees who do not work on any project.

$($g$)$ For each department, retrieve the department name, and the average salary of

employees working in that department.

$($h$)$ Retrieve the average salary of all male employees.

$($i$)$ Find the names and addresses of employees who work on at least one project located

in Sugarland but whose department has no location in Sugarland.

$($j$)$ List the last names of department managers who have no dependents.

$($k$)$ Retrieve the names of all employees who work in the department that has the employee with

the highest salary among all employees,

$($l$)$ Retrieve the names of all employees who supervisor$$s supervisor has $888665555$ for ssn$.$

$($m$)$ Retrieve the names of employees who make at least $$5,000$ more than the employee who is

paid the least in the company.