Which of the following will you use with an external storage device to increase the speed of your PC?

A.
Sync Center

B.
Sky Drive

C.
ReadyBoost

D.
Device Manager

Explanation:
With ReadyBoost, a user can use an external storage device to speed up his PC. The removable storage, such as a USB flash drive, supplements the computer’s installed RAM, giving the computer a memory boost without installing additional RAM.