" How about performing in pornography? Or working as a prostitute?"
Still the parents responsibility, not yours or the states.
Congratulations; you've just advocated legalizing child pornography.
"Still the parents responsibility, not yours or the states. "
The problem with your argument is that there is a third party involved - the child. Most children do not have the capacity to defend themselves from abuses by parents. In addition, parents do not have the right to murder, rape, prostitute, or put their children in dangerous situations.