I think the answer to your question is c. deforestation causes a decline in atmospheric
oxygen because evapotranspiration means the process by which water is transferred
from the land to the atmosphere by evaporation from the soil and other surfaces by transpiration from plants.
In managerial accounting and cost accounting, production costs are the direct materials, direct labor, and manufacturing overhead used to manufacture products. The production costs are also referred to as manufacturing costs, product costs, a manufacturer's inventoriable costs, or the costs occurring in the factory.