Lindsey wants to know if mineral water will make sunflowers grow taller than plain water. In Group A, she pours one cup of mineral water on 30 sunflower plants every day. In Group B, she pours one cup of plain water on another 30 sunflower plants every day. She keeps all other conditions the same for both groups. After 90 days she measures the height of the sunflowers in both groups. Which term best describes Group A?
A.
control group
B.
independent group
C.
experimental group
D.
dependent group
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