A. uneven heating of the air
Answer:
Non-Profit, Enviromental Orginization
Explanation:
The 26th amendment expanded the right to vote. It made it so that you had to be 18 or older to vote.
Answer:
I would go with B, "populations declined in urban areas"
Explanation:
For all 3, the urban population is much greater in 100 CE than 1000 CE. I find the graphs to be set up in a poor way and you'd expect them to have grown, so forgive me if I'm wrong.
Answer: D would be your awnser.
Explanation: