A most people think the same thing
Part 3 is related to the claim because it describes what problems the nation is facing because of the claim's statement. It serves to show that there are a wide range of activities that people with disabilities will not be able to do, simply because they are discriminated against. Hence, "America was founded on the basis that all men are created equal...", which you will likely hear a lot more than just once. :)
The correct answer is <em>C, regretful</em>. This is because the narrator is talking about the past and feels bad because she couldn't do anything to change it. In fact, she regrets that she couldn't attend to the same school that her best friends moved to.
My brother has never been to Colorado, neither have I.
This is how you should end the sentence in order to show the negative part of the second sentence.