End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
https://daftaroketab-com.pdf-doc.ir/file/14138/تدریس-درس-درخت-نشانه-خ-با-روش-تدریس-ایفای-نقش