Assume that Vs = 20 mV and that the op amp is ideal and operating in its linear region. Determine the voltage Vo to two significant figures of precision. A. Vo = 3.2 V B. Vo = 4.8 V C. Vo = -4.8 V D. Vo = -3.2V E. Vo = 6.5 V F. None of the other answers is correct.