In attempting to resolve the issue of data storing and retrieving at slower$-$than$-$expected speeds, a technician has decided to upgrade the mission$-$critical server. Which of the following upgrades can the technician employ to increase storage transfer speeds?

Replace a single hard disk drive with two hard disk drives in a RAID $0$ array.

Replace a $7200$ RPM hard disk drive with a $10,000$ RPM hard disk drive.

Replace a RAID $0$ array with a RAID $1$ array.

Replace a solid$-$state drive with a hard disk drive.

Replace a $12x$ Blu$-$Ray drive with a $16x$ DVD drive.