Read the reading below carefully, and then complete it with the best option A, B, C or D given below:
National Parks and Preserves, (1) ______ public lands or bodies of water within a country, set aside by the (2) ______ to protect ecosystems, plant and animal species, scenic landscapes, geologic formations, or historical or archaeological (3) ______ . National parks are managed primarily for public recreation, (4) ______ exceptional locations where visitors can view wildlife and enjoy the (5) ______ .

National Parks and Preserves, (1) ______ public lands or bodies of water within a country, .........