Answer the following on the basis of the following consolidated balance sheet of the commercial banking system. Assume that the reserve requirement is 20%. All figures are in billions and each question should be answered independently of changes specified in all preceding ones.Assets Liabilities & Net WorthReserves $200 Checkable Deposits $1000Securities 300 Stock Shares 400Loans 500 Property 400 Refer to the given data. The commercial banking system has excess reserves of:A.) ZeroB.) $2 billionC.) $5 billionD.) $10 billion