Your title depends on what your text and reasons are specifically about and what the information you are given is, however I would choose whichever one fits your information the best. However, they all are talking about bicycles. I would most likely choose the health benefits of bicycling.
The correct answer for the question that is being presented above is this one: "rewrite the sentence as a question." When revising an active sentence into a passive sentence, then you have to revise the structure of the verb, move the actor to the subject position, move the receiver to thepredicate.
Answer:
more than 1,100 years. at it's height, it was the largest and most powerful empire in the world. during the byzantine empire, religion was a major source of conflict
a. sound of rats’ feet on broken glass
It is most likely D.adj-describes