How were the state constitutions important to the writing of the u. s. constitution?
a. most states had learned that having a strong central government was a mistake.
b. none of the state constitutions contained guarantees of personal rights and freedom.
c. small and large states came to the constitutional convention agreeing on how to set up a congress.
d. lessons learned in setting up state governments were in setting up the united states government.

The answer is D.Lessons learned in setting up state governments were helpful in setting up the United States government.

Explanation:

A federal government lead by the congress and an executive president that was selected by the entire population of the country was required to unify the states and to lead the nation to achieve her common goals. While respecting the individual states and their ability to decide for themselves, this central government requirement was sen by the forefathers.

continental currency was denominated in dollars from $​1⁄6 to $80, including many odd denominations in between.

option b, all states follow similar rules and legal process is the right answer.

the 14th amendment in the constitution of america was enacted in july 1868, which include the citizenship, due process, and the equal protection under the law. this amendment was a response to the issues related to former slaves following the american civil war.

the citizenship clause granted citizenship to all persons born or naturalized in the u.s,.   due process of clause asserted that states may not deny any person "life, liberty or property, without due process of law and the equal protection clause declared that a state may not deny to any person within its jurisdiction the equal protection of the laws. the above mentioned excerpt from the constitution of the united states, ensures the citizenship,due process, and equal protection under the law.