Answer
Bill of Rights is a similarity between the United States Constitution and all state constitutions.
Explanation.
Bill of rights is a list of the most important rights to the citizen of a country with a purpose preventing them against being limited or undermined from public officials and private citizens.
Bill of rights was captured in the very first ten amendments of the constitution.
It is comprised of protection of unreasonable, housing of the military, right to bear arms, freedom of speech,religion and the press. And many others.