> a. In the photo you see her with Dave standing on a rock.

> b. In the photo you see her, with Dave standing on a rock.

> c. In the photo you see her, with Dave, standing on a rock.

In which of the above sentences is each of these conclusions correct:

> 1.She is standing on a rock.

> 2.Dave is standing on a rock.

> 3.They are both standing on a rock.