12. Do you know how to read and write?

Column 12- Do You Know How to Read and Write? There are 3 possible answers to this question. Write an "x" in the box corresponding to the answer you are given. For someone to be considered able to read and write it is not enough that he/she knows how to read numbers or to write his/her name; the person must be able to read or write a text made up of a few simple, commonly-used words.