Which of the Following Is the Proper Correction to Make

Which of the following is the proper correction to make if an error is made during an entry in a written chart?

A) Use a whitening product to cover the erroneous entry and write over it.
B) Completely ink over the incorrect entry so it is impossible for another person to read it and the person becomes confused about the entry.
C) Draw a single line through the entry, followed by a note that an error was made.
D) Throw away the page with an erroneous entry and restart with a clean sheet.