Pick the four paraphrased ideas that would be most important to include in a summary of the passage.

A. After retiring from business, Stephen T. Mather worked to establish Congressional laws to protect national parks and became the first director of the National Parks Service.
B. Even though Stephen T. Mather was ill, he still enjoyed going camping at national parks. Theodore Roosevelt worked to bring conservation of U.S. lands to the forefront of the American conscience.
C. Roosevelt's Boone and Crockett Club helped establish the organizational structures of the National Rifle Association. After being released from his office of chief of the Forest Service, Gifford Pinchot remained in politics serving as Pennsylvania's governor.
D. As the U.S. Forest Service Chief, Pinchot believed that the government had a responsibility to manage natural resources even if it meant limiting industry. The Antiquities Act of 1906 was created to protect historical places and to allow national monuments to be erected on public lands.