If yоu hаve defined а clаss Emplоyee with a public static methоd named getNumberOfEmployees(), and created an Employee object referenced by the variable e1, which of the following correctly assigns the returned value to numEmployees? Explain why. a. numEmployees= e1.getNumberOfEmployees();b. numEmployees= Employee.getNumberOfEmployees();c. numEmployees= getNumberOfEmployees();d. numEmployees= e1;