You run an IT department and are responsible for purchasing hardware. Certain data that you have housed in a series of traditional disk slices are critical and must not be lost due to disk failure…

You run an IT department and are responsible for purchasing hardware. Certain data that you have housed in a series of traditional disk slices are critical and must not be lost due to disk failure. The amount of data is large (720 gigabytes) and is read and written to frequently. The performance for both read and write operations needs improvement. You have plenty of money in your budget. Which two approaches will meet your business needs? (Choose two.)