Earlier this year, the South African Reserve Bank raised its interest rate to a 14-year high, a move Governor Lesetja Kganyago described as "bitter medicine" needed to tame inflation".Which of the following measures may assist the SARB in decreasing the money supply in the economy to "tame inflation"? A. An increase in the currency held by the public B. An increase in government spending C. A decrease in interest rates D. An increase in bank lending