在下面附属类方法中的下划线处应填入的正确参数是( )。 public void writeData(______)throws IOException GregorianCalendar calendar=new GregorianCalendar(); calendar.setTime(hireDay); out.println(name+ T +salary+ | +calendar.get(Calendar.YEAR)+ | +(calendar.get(Calendar.MONTH)+1)+ | +calandar.get(Calendar.DAY_OF_MONTH));
A．Employee[] e
B．"employee.dat"
C．PrintWriter out
D．BufferedWriter