I'm thinking that it's a. That's the only one I see that has kind of a shift in topic.
Explanation:
Is there any options in the questions?
Answer:
3
Explanation:
Sentence three gives evidence, stating that city buses tend to run late. As opposed to the other sentences, it backs up what the author is claiming (the tardiness policy needs to be revised) other than just bulking up the claim.
Answer:
(a) casual
Explanation:
tell me if that helps-
If, however, I could have carried the place on the 22nd of last month, I could by this time have made a campaign that would have made the State of Mississippi almost safe for a solitary horseman to ride over.