B??c 2: Nh?p s??ti?n n?p, h??th?ng s??t?o mã QR t??ng ?ng (th?i gian Hello?n th??hi?u l?c trong vòng fifteen phút).After you subscribe to the course that is part of the Specialization, you’re automatically subscribed to the entire Specialization. Take a look at your learner dashboard to track your development.The plan must also be reassessed p