The requirements for a bank's business operation backend storage system are as follows: 1) The size of business image files generated by the business operation system is basically around 100KB. 2)…

The requirements for a bank's business operation backend storage system are as follows: 1) The size of business image files generated by the business operation system is basically around 100KB. 2) All business operation systems are GE networked, and servers and operation terminals are all GE interfaces. They will be upgraded to 10GE based on business needs in the future. 3) Only 72TB of raw space is required, and disk expansion will be prioritized for later capacity expansion. 4) The computer room only has 2OU of cabinet space for storing the current storage devices. Priority should be given to configuring 3 nodes + supporting switches to meet the cabinet planning of the computer room. Based on the above requirements, which of the following are more suitable networking solutions?