Câu 9: CBBF: Certified Blockchain Business Foundations

Blockchains are being implemented in the food supply chain because_____________.

1. A. consumers demand to know where their food comes from
2. B. it allows farm to table accountability for safety
3. C. they have the potential to provide fast, specific supplier data
4. D. it prevents food waste if a food contamination problem occurs
5. E. All of the above — đáp án hiện tại