Which statement is true of the federalist papers?
a. they were published under the pseudonym caesar.
b. the writers were careful to avoid the topic of slavery.
c. thomas jefferson was one of the authors.
d. they were written to gain support for the constitution.

The statement which is true of The Federalist Papers is that D. they were written to gain support for the Constitution. A is incorrect because they were published under the pseudonym Publius. B is incorrect because they didn't avoid this topic, but rather focused on getting the people to vote for the Constitution to be adopted. C is incorrect because the authors were Alexander Hamilton, James Madison, and John Jay, and the purpose was to get the people to see the advantages of the Constitution.

Delaware, pennsylvania, new jersey, georgia, connecticut, massachusetts bay, maryland, south carolina, new hampshire, virginia, new york, north carolina, and rhode island and providence plantations where the 13 original colonies