Answer;
-Obliteration
-Obliteration is the crossing out or overwriting of original material to make it unreadable
Explanation;
-To obliterate means to remove or destroy all traces of; do away with; destroy completely. to blot out or render undecipherable (writing, marks, etc.); efface.
-Erasure is the removal of handwriting, typescript, or another feature of a document using chemicals, abrasive surfaces, etc.
-Digitizing happens when a document image is stored in digital memory.
