Answer is D, im pretty sure. It sounds wrong using the.
Answer:
I would chose the 3rd one. (going downward)
Scientist believe farmers will grow plants with black leaves. The black leave will be able to change sunlight into energy. Stain believes that these black leaves will help reduce poverty in rural parts of the world. He also believes that termites will eat rusty metal and trees will produce liquid fuel.
I hope this helps, sorry it’s a little long.
