In an apparent classroom setting, a young man in a blue t-shirt has a book on his knee while a woman dressed in black next to him leans in to point out something in the book.
Both of them are illiterate.
It is unlikely that both the man and the woman would be this engaged with the books if they both were illiterate. He has a book on his knee and she points out something in the book.
The woman is probably not illiterate if she is pointing out something in a book. She is probably the teacher.
If a man has book on his knee and a woman is pointing out something in the book and both of them are in an apparent classroom setting, then it is unlikely that both of them are illiterate.