. Assume you are holding Treasury securities and have sold futures to hedge against interest rate risk. If interest rates fall (a) the increase in the value of the securities equals the decrease in the value of the futures contracts. (b) the decrease in the value of the securities equals the increase in the value of the futures contracts. (c) the increase in the value of the securities exceeds the decrease in the values of the futures contracts. (d) both the securities and the futures contracts increase in value. (e) both the securities and the futures contracts decrease in valu