I think that the answer is B b/c the first and last answer make no sense and it says that he walked in a buzz of excitement which made me think of choice b
Answer: Biking is a good way to travel in cities
Explanation: I did the I-ready lesson
You read the book correct? if so just write who they are, What they wanted and if you didn't read the book skim through it and read some paragraphs. What was the problem? Now how did they solve that problem? The book has all the answers.