9. Consider the money demand function that takes the form (M/P)d =kY, where M is the quantity of money, P is the price level, and Y isreal output. If the money supply is growing at a 10 percent rate,real output is growing at a 3 percent rate, and k is constant, whatis the rate of inflation in this country?(A) 3 percent (B) 7 percent(C) 10 percent (D) 13 percent