Based on the scientific research in this chapter, which advice should he follow as he drafts a bill?

Senator Perkins is interested in making laws that will reduce the number of car crashes involving teens. Based on the scientific research in this chapter, which advice should he follow as he drafts a bill?

A) Encourage teens to drive alone.
B) Encourage adults to ride along with teen drivers.
C) Encourage teens to drive with their peers.
D) Encourage teens to drive with one peer at a time.