First person to answer correctly get a brainliest from ! read the introduction from an argumentative essay about national parks. most people who visit national parks are likely focused on the experience of visiting natural wonders. however, they may not realize how much time, money, and effort are necessary to maintain these parks. national parks must be preserved. how could the writer strengthen the claim in this introduction? a. by focusing on different national parks b. by adding supporting evidence c. by adding a topic sentence d. by focusing on a counterargument