D is the answer hope I helped
More people will consider driving without passengers.
Answer:
The concept of national parks was one of the most popular ideas in The U.S. ever produced. It stemmed from the desire to protect species places for visitors' present and figure enjoyment. Since Yellowstone was designed in 1872, the concept of what constitutes a national park has expanded significantly.
I have no idea where this text is from but B seems like a reasonable answer!
