Ömer Faruk Bıyıklı

1. Cộng đồng
2. Technical Issues and Workarounds
3. the medium level and foundation level are the same

Would like an official answer on this.

1. Cộng đồng
2. Technical Issues and Workarounds
3. the medium level and foundation level are the same

I'm guessing that their practice tests take use of different difficulty of questions, but I don't have any verification. Just hoping it's true :D