Identify the SQL command that uses an aggregate function that could be used to find the employee in the employee table who has been at the company the longest. A$)$ SELECT max$($hire$\_$date$)$ FROM employee; B$)$ SELECT small$($hire$\_$date$)$ FROM employee; C$)$ SELECT min$($hire$\_$date$)$ FROM employee; D$)$ SELECT large$($hire$\_$date$)$ FROM employee;