Progressives challenged how society should view/use nature (conservation movement). the conservationists believed that question 1 options: the federal government had no ability to protect any lands nature could be used responsibly, but it should also be protected nature should not be used in any way free market practice would regulate environmental protection

The correct answer here is B. that is the second option.
The conservation movement is a movement with the goal of protecting the nature, both flora and fauna and their habitats for the generations to come and enjoy. The conservation movement in contrasts to more traditional environmental movements mostly in the US seeks to protect nature but in order for it to be available for use sustainable use by the population. They are protecting the nature in order to keep using the natural resources.