This bow is a lot nicer than the one stuck to Abby's head.
The second looks nice - can babies really sleep sitting in a chair like that? Seems like I forgot...
Her expression is funny in the last, though as a mother I'm not sure I'd be really-really fond of that photo. But it's good for a giggle!
With regards to the more professional aspects of this studio shooting you must wait for the really knowledgeable members to come round and comment. I know next to nothing about studio work, studio lighting etc., though at first sight it just looks good to me.