Way Bill for Bill to Ship to model

Arup Ghosh (48 Points)

19 April 2018  
Mr A is a supplier from Pune. Mr. B is a Purchaser in Kolkata. Now Mr B received a order from Mr. C in kolkata.
Situation
Mr. A (Kolkata) placed a order to Mr B in pune that supply of Machinery of Rs. 2,50,000/-. And Mr. A instruct to Mr B that the material will be delivered to Mr. C (kolkata) directly.

1) How may way Bill required to generate?

2) Is Mr A need to generate way bill for the transaction Mr A sold to Mr C? If yes then when i will generate?

3) What papers driver required to carry during transit?