Hello!
I'm from Agora and I answered this in class.
Your answer is B.
Greece is dominated by mountains and rocky terrain, making inland travel difficult, leading them to develop into small City-States, and not a united Greece.
~Hope this helps!~
I believe it was the 15th century
The correct answer is A. Nixon resigned before he could be impeached.
- - -
Nixon resigned to try and protect some the decent reputation he had left.