Da Vinci has influenced inventors even to this day. He has some of the earliest known plans and prototypes for parachutes, diving suits, and a form of a battle tank. His plans have increased the amount contributions to modern inventions. Now in his time I don't know much.
Answer: the answer would be D.
Explanation:
Douglass's goals were to "abolish slavery in all its forms and aspects, promote the moral and intellectual improvement of the COLORED PEOPLE, and hasten the day of FREEDOM to the Three Millions of our enslaved fellow countrymen." How else did Douglass promote freedom?
The archaeologist found a very important artifact in Rome that helped scientists realize how ancienct Romans lived their everyday lives.