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