A:
appears you kind of have to rig the camera,
looks like the have a wired released, but the device below looks like you plug a reciever into the camera and than that works off a wireless remote.
if there is a camera shop around you give them a call to confirm
http://www.thephotoforum.com/forum/linkdelight-photography-accessories/222914-nikon-d3100-d90-d7000-wireless-remote-shutter-n3-mc-dc2.html