While Naming a File on the Computer,if We Press the Key

Multiple Choice

While naming a file on the computer,if we press the key corresponding to letter A on the keyboard,what process is carried out inside the CPU to display the letter on the screen?

A) 'A' is stored as alphabet 'A' on the memory unit and displayed back.
B) 'A' is directly displayed on monitor from keyboard,without passing through any memory unit.
C) 'A' is converted to its ASCII binary code and stored in the memory unit.Then it is converted back to 'A' for display.
D) 'A' is converted to its special characters and stored in the memory unit.Then it is converted back to 'A' for display.