A) The Constitution requires the state to have a balanced budget.
Burials were and still are important for the humanity. Since they are tightly connected with religion, one should look for the answers there. Firstly, the ritual of burying a dead person was a symbolic journey from the world of the alive to the world of the dead. Grave was supposed to be the final place of resting of the dead person. And, of course, this was an act of respect to the deeds of the one who died.
Answer: Because the law needs to adjust to the reality of each state.
Even if the states wanted to have the same laws is difficult sometimes, because of the particularity in the states. Most of the states have different mechanisms to deal with juvenile laws, it will vary according to needs. The states decides what better apply to them.
Your answer would be 60,00. The reason is that Generally, the U.S. Congress requires a certain minimum population. For example, when Michigan was applying for statehood in the 1830s, Congress required a minimum of 60,000 people to inhabit the territory applying for statehood.