Answer:
The correct answe is option D: Short-term effect of bicycles becoming increasingly popular, which is the improvement of the nations's road that best characterized.
Explanation:
Wheels of change is when bicycles became extremly popular in the 1800s and 1900s.
"Students"
I believe "Eigth-grade" is an adjective of sorts or a category, but it might also be part of the subject.
I think the asker wants to know your profession and what you do for example i will answer by saying i am a student studying about blah blah blah.