Just number nine don’t understand this one, thank you :}

Voting is how society progresses, and it helps government know what society wants. If you don't vote, your preferences will not be heard and there will be a specific majority that will always get what they receive, because they are the ones who always vote. I'm not entirely sure who the author is, but I'm sure the actual answer is somewhat like this.

i normally just use

besides the fact that abraham lincoln abolished slavery, and greatly benefit black people, he had a heavy impact of the definition of what democracy was, and should be.