The pre-schooler is not a passenger in the transport, but a luggage. So no one is inferior to the children, they are inferior to the passenger with children. Accordingly, it is necessary to give in to the passenger with the child, who has a very small and non-going child, binding his hands - banally because this parent can neither hold nor place the cargo. And yes, to sit on the free place must the parent himself, and keep the small child in his arms. Accordingly, rejuvenated salmon children are no longer considered in this regard and it would be time to teach them to give way to the elderly.