How do you think which thing should be added to the picture?
What is the girl holding in her hands? Perhaps, she is holding a pencil and painting the picture, isn’t she? Or, maybe it is a sandwich. Imagine, she has found a tasty sandwich in the grass and is thinking what to do with it! Or maybe it is a paintbrush.
So there are 5 subjects but only one of them is correct.
Of course, you can try all of them but it’s better to think first.