Arh! a very interesting question.
Suffice to say, tell your wife to keep her legs shut when in front of the dog
It depend on what you do to the dog with the mop. If you abuse it, it wont like the mop. If you don't nothing to the dog with the mop its fine.
Because it is a fun game. It is moving and your dog wants to play and attack it. It is also called prey drive. Enjoy it unless your dog gets too aggressive about it.
mop
The Hungarian Komondor
coco
coco
coco
Komondor
flop,dock,mock,smock,dog
Yes, you can teach your dog to attack.
An attack dog is a dog bred, trained or used for the purpose of attacking a target.
It's name is coco
dog cow mop cot