Read the following paragraph from a letter to the editor: The continued use of public funds to maintain the Tahoe Rim Trail is a sound financial investment. Hiking the trail is a wonderful experience that draws people from all over the country, and those visitors spend money. This year alone, more than 100,000 people used the TRT. Every one of them contributed to the local economy by buying gas, food, or outdoor gear. Beyond these immediate benefits, recreational resources like trails provide long-term monetary returns, by improving the quality of life in the area. Identify the function of the sentences "This year alone, more than 100,000 people used the TRT. Every one of them contributed to the local economy by buying gas, food, or outdoor gear." Evidence Linking Main point Analysis