Sam Adams and John Hancock
The answer is A: Maryland and Pennsylvania.
I believed the answer is 4. It makes sense because, after the agricultural revolution, people switched from hunting and gathering to crops and needed necessary tools to do that. Number 1 doesn't really make sense because in the Classical Era, they created religions early, so it's not it. B doesn't really make sense and 3 is wrong because they still used animals.
Answer:
SILK ROAD NETWORK
Explanation:
hope this helped!
p.s it would be cool if you gave me brainliest.
I'm assuming you mean president. The leader, or president of The United States was Harry S. Truman.