Hi, This is operating systems

Suppose that an integer A that is to be incremented by 1 is located in a file that resides on a magnetic disk. what is the second increment step will proceeds: O a. The copy of A appears in several places Ob. Copy A to the cache and to an internal register. O c. Once the increment takes place in the internal register, the value of A differs in the various storage systems. O d. Copy the disk block on which A resides to main memory