A Financial Services Company Has a Requirement to Keep Backups

Multiple Choice

A financial services company has a requirement to keep backups on premises for 30 days and off-site for up to seven years to a location that is within 100mi (161km) of the primary datacenter location. Recovery times for backups kept on-site have an RTO of one hour, while recovery times for backups kept off-site have an RTO of four hours. Which of the following solutions BEST solves this requirement?

A) Implement a full-based backup and recovery solution for backups within 30 days or less. For backups kept longer than 30 days, migrate them to a cloud provider that will host the data within 100mi (161km) of the financial services company's primary datacenter.
B) Implement a clone-based backup and recovery solution for backups within 30 days or less. For backups kept longer than 30 days, migrate them to a cloud provider that will host the data within 100mi (161km) of the financial services company's primary datacenter.
C) Implement an incremental-based backup and recovery solution for backups within 30 days or less. For backups kept longer than 30 days, migrate them to a cloud provider that will host the data within 62mi (100km) of the financial services company's primary datacenter.
D) Implement a snapshot-based backup and recovery solution for backups within 30 days or less. For backups kept longer than 30 days, migrate them to a cloud provider that will host the data within 100mi (161km) of the financial services company's primary datacenter.