The correct answer to this question is D) the passage of the Alien and Sedition Acts.
The statement that is an example of animosity between political parties of which Washington spoke is " the passage of the Alien and Sedition Acts."
The Aliens and Sedition Acts were passed by the Federalist Congress in 1718. The Act was signed into law by President Adams. These acts included more authority to deport immigrants and put obstacles to foreigners to vote. Now it was required to have 14 years of living in the United States to vote. Of course, this act provoked confrontations among people and generated animosity referred by Washington in his text.