Answer:
CO2 = Humans
H2O = Soil
Sunlight = Sun
Step-by-step explanation:
Plants get CO2 from humans after respiration has occurred . The take the carbon that humans breathe out from the atmosphere.
Plants get H2O from the soil. The plants root absorb the water in the soil.
Plants get sunlight from the sun. Sun rays are used by plants to go through the process of photosynthesis.