Also, I noticed you said that it looked fine on your screen to you, but your client wants a reprint.
Does this mean you think the canvas came out correctly, but your client just doesn't like it?
Sure, you would just crop it to a vertical orientation, but you'll probably need to extend the brick work on the background so that you don't cut into the kids.
What size do you intend to print this?
Only other members can see the images I'm this section.
Also, make sure when you signed up for notifications you didn't pick "once a day" or some other limit. Unless of course you only want to get the email once a day.
Noise is really common with raw and it doesn't necessarily mean you are doing anything wrong either. If you can post a 100% crop of your images, we can let you know if the noise is anything extreme.