Question 9 What evidence from the experiment can the student use to support his claim about plants grown with hydroponics? A The tomato plants grown without soil had thicker stems than the tomato plants grown in soil. The tomato plants grown without soil had fewer leaves than the tomato plants grown in soil. C The tomato plants grown without soil grew to taller heights than the tomato plants grown in soil. D. The tomato plants grown without soil grew less branches than the tomato plants grown in soil.​