Task: Question Answering
Input (English): When humans move into an area, they sometimes plant grasses, flowers, or trees that are not native to the area. The non-native species sometimes choke out the native species. Which organism would most likely be harmed by a loss of native plants in the area?  
 (A) the fungi that break down dead plants (B) the beetles that eat a variety of grass roots (C) the mosquitoes that hide under plant leaves (D) the caterpillars that eat only one type of plant
Output (English): D