[Solved] The central thesis of the Oration on the Dignity of Man was A)man's dignity comes from the fact that God loved man so intensely that he became human and died for his sins. B)a challenge to Papal authority after the disastrous 14th century. C)a defense of republican government against the threat posed by the condottieri. D)that God gave man the freedom to shape his own being. E)that the human body was beautiful and should be portrayed in its natural state: nude. Energy Flow: Energy flow describes the movement of energy through an ecosystem, from primary producers through various consumers, and ultimately to decomposers. Ecosystem: An ecological community comprising both living organisms and their physical surroundings that interact with each other. Physical Environment: refers to all the physical and abiotic factors that surround and affect the survival and development of organisms, such as water, air, temperature, and geography. Ecosystem: A community of living organisms in conjunction with the non-living components of their environment, interacting as a system.