Plz post ur query in ur subject's group; For this u have to click on the following link https://api.ning.com/files/yhCsS*vRHKhbOF8GbHC1YX3QiKmrKYyRaGk6Lwnc..._
Choose ur subject's code n post ur query in that group.
Hope it will help u. If u have any question about it then u can ask.
Now the ansr of ur Question is;