What happens if a block is confirmed at the same time?
A.
The blocks splits into two chains. Blocks are then added to each chain until one chain becomes larger. The longest chain is then considered to be the Blockchain.
B.
Nodes select which block to be added to the Blockchain
C.
Both chains are deleted, and the unconfirmed transactions are added back to the pool
D.
The Orderer Block confirms which block has the most confirmed transactions