Answer:B)food
everything else is transported from those options except food. Hopefully this is right.
Student 1’s methods would be more accurate, because the student would control more factors. Only one variable at a time (either temperature or acidity) would be tested on each group of worms. On the other hand, Student 2 is testing both factors on all the worms, which could make the results unclear.
The food web includes herbivores - (animals that eat plants), carnivores - (animals that eat other animals), and <span>Omnivore<span> - (an animal that eats both plants and animals)</span></span>
