Carbon cycles from the atmosphere into plants and living things. For example, carbon is a pollutant in the atmosphere as carbon dioxide. ... Photosynthesis. Plants pull in carbon dioxide out of the air through photosynthesis. ... Decomposition. ... Respiration. ... Combustion.
I hope that this one is correct - C
Since transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers.