Answer:
Central Processing Unit
Explanation:
There are two types of data storages a) primary and b) secondary. The CPU however interacts with the primary storage or the main memory. Memory is not a part of CPU, it just processes it out
Like a hard drive store data even after you erase it like wise secondary memory hold the permanent data. Even if the file is deleted from the system/ folder it can be recovered from the hard drive or secondary memory linked to CPU
