Question: People may remove fallen trees from forests to reduce fire risk. Removing the trees is now thought to have an impact on the health of the forest. Which impact would removing fallen trees from forests most likely have on forest health?

  Options: 
 A. increased risk of forest fire
 B. increased food sources for forest fungi
 C. decreased soil fertility by preventing nutrient recycling
 D. decreased forest vegetation by increasing sunlight penetration 
Answer: C