Answer:
I believe it is D
Explanation:
I could be wrong but I think it's D...very sorry if I am incorrect I hope you can forgive me
...there I fixed it
1. As people began to explore and discover more places what they called the us expanded.
2. The population changed because as people’s health rose, they reproduced and the population expanded. Also, people joined in with them.
3.?
4. The pilgrims showing up changed the us a lot, and everyone joining in changed it. Also, them exploring new places and naming it the USA.
5.back then, to be a citizen it was easier, but you had to be a man.
6. Back then, only men could vote.