Refer to the information provided in Figure $8\mathrm{.}5$ below to answer the question$($s$)$ that follow. Refer to Figure $8\mathrm{.}5.$ If aggregate income is $$900$ billion, aggregate consumption A$)$ is $$25$ billion. B$)$ is $$800$ billion. C$)$ is $$875$ billion. D$)$ cannot be determined from this information.