B. why our city needs more carpool lanes, because that topic doesn't have much evidence/facts/info to back it up as the other ones.
The answer choice which is not one of the three most prevalent behaviours that successful students follow is; Always be competitive.
<h3>Prevalent behaviours of successful students</h3>
It follows that the task content that the answer choices provided represent the behaviours of students.
However, the exception to the prevalent behaviours of successful students lies in the fact that successful students don't necessarily have to be competitive, they just do their best work.
Read more on prevalent behaviours;
brainly.com/question/3687780
He bravery, as evidence by the many animals he killed
^o^