Creating wood-free paper does not require cutting down trees, and all oaks are trees. Given these facts, what does not require cutting down oaks among the following options:
- the looseness of soil
 - creating paper
 - circulatory systems
 - creating lumber
 - creating wood-free paper
 - Basic units of the plant body.
 - creating hardwood
 - Something that can be auburn


 

     creating wood-free paper    