kenlly2021
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2.Retweet lại và tag bạn bè bài đăng đăng này : https://twitter.com/5startE.../status/1342871228038594560...
* Phần "Telegram username invite you?" các bạn điền : @AnCoVer
*** Đáp án quiz :
Hỏi : What is cryptocurrency?
Trả lời :
A cryptocurrency (or crypto currency or crypto for short) is a digital asset designed to work as a medium of exchange wherein individual coin ownership records are stored in a ledger existing in a form of computerized database using strong cryptography to secure transaction records, to control the creation of additional coins, and to verify the transfer of coin ownership