Answer:
B.
Explanation:
While giving a speech it is important to back up your claim with resources from such as periodicals, books, etc.
In the given scenario, to back up your idea of the importance of banning text while driving, the research tool that will help to back up the claim will be found in academic books or college or university libraries. College and University libraries usually collect periodicals or books that contains such evidences of effects of texting while driving. Therefore, you can use the academic study research tool to back up your claim.
Thus the correct answer is option B.