Answer Happy

Which of the following statements
are TRUE?

I. Disk scanning programs find and resolve disk file
storage problems.
II. Disk cleanup utilities remove all application files to
save space.
III. ROM reorganize files in a more efficient manner.
IV. File expansion utilities decrease the size of execution files
in operating system, resulting in faster read only memory
speed.
Group of answer choices
I only.
I and II.
I, II and IV.
I, II, III and IV.