The boxes on the answer sheet have a width of 5 millimeters. The boxes belonging to the same question are in a row. On the left side is the number of the question. On top of the column is the letter corresponding to the answer item.
Use a black or blue pen to mark the fields. If you want to correct a mark, completeley fill the box with color. This field will be interpreted like an empty box.
Which mark will be interpreted as a cross for sure?