6. Suppose your MySQL database contains a table named clients, and suppose among its columns is and one named last_name . Can you quickly perform each of the following tasks, at the MySQL command line as well as from a PHP script? one named first name First, compose a query that would retrieve the first and last names (last names first) of all clients whose last name is either Jones or Green, and then assign the query to a variable named squery Second, send the query to MySQL from a PHP script, assuming the connection has already been made and the database chosen