Can someone me i have to present this slide and i dont know what to say about it and my topic is should a university education be free in the united states?

key vocabulary :
defaults- failure to fulfill an obligation (repay loan)

loans- a thing that is borrowed and is expected to be paid back with interest

tuition- a sum of money charged for teaching or instruction by a school

tax- a compulsory contribution to state revenue, levied by the government on workers’ income and business profits

subsidies- a sum of money granted by the government or a public body to assist an industry/business so the price of commodities or services may remain low and competitive

Read this passage from alan weisman's "the city without us": he props his running shoe against the whitish bark of a chinese amur cork tree, growing among the last of the hemlocks. "this may sound blasphemous, but maintaining biodiversity is less important than maintaining a functioning ecosystem. what matters is that soil is protected, that water gets cleaned, that trees filter the air, that a canopy regenerates new seedlings to keep nutrients from draining away into the bronx river." now read this passage from jared diamond's "the ends of the world as we know them": both the shoguns and the japanese peasants took a long-term view: the former expected to pass on their power to their children, and the latter expected to pass on their land. . today, despite having the highest human population density of any large developed country, japan is more than 70 percent forested. what common theme of green literature is most strongly evident in both passages? a. in order to thrive in coming centuries, people must find viable alternatives to fossil fuels, such as coal. b. with careful and intelligent management, ecosystems can still thrive after human beings have changed them. c. in order meet their goals, environmentalists must people develop a personal desire to protect nature. d. there is no excuse for damaging the natural world, and anyone who does so will pay a steep price.