The answers to 2 and 3 is b.
Dred Scott (c. 1799 – September 17, 1858) was an enslaved African American man in the United States who unsuccessfully sued for his freedom and that of his wife and their two daughters in the Dred Scott v. Sandford case of 1857, popularly known as the "Dred Scott case".
Apparently, she wrote some dirty jokes in her diary.
