You will be given a definition of a task first, then some input of the task.
In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Fact1: using cell phones can cause people to become distracted, Fact2: Aggressive driving combined with a distracted driver can quickly escalate into a lethal situation., Question: Why shouldn't you use a cell phone when driving? (A) it is harder to hear (B) you might lose it (C) Decrease bodily water (D) it can be lethal (E) dangerous (F) if humans disturb bears (G) reduced heat (H) your battery runs out faster
Output:
D