I need help solving the following questions in the case study attached:

1-What are the expected benefits of Public Blockchain 1, private Blockchain 1, and Public Blockchain 2 in the proposed model?

2- What are the main challenges facing Supply chain management highlighted in this case study?

3- In general, what are the technology adoption barriers?

4- explain how Blockchain can enable various upstream and downstream parties in the supply chain to verify the authenticity of a Block of items.

5- Discuss the main pros and cons of the proposed solution?