The federalist papers were written to encourage a. the adoption of the bill of rights. b. the ratification of the constitution. c. delegates in philadelphia to write a new constitution. d. states to send delegates to the philadelphia convention.

b. The ratification of the Constitution

The Federalist Papers were essays written by James Madison, Alexander Hamilton, and John Jay.  They were originally run in serial fashion in several newspapers, and then were published in a 2-volume set in 1788, under the title, The Federalist: A Collection of Essays, Written in Favour of the New Constitution, as Agreed upon by the Federal Convention, September 17, 1787.