Determine the region of operation for each of the enhancement transistors and the currents shown in the picture given below. The transistors have |Vto| = 1 V and K = 0.1 mA/V2. (a) (c) (b) (d) Select one: a. Transistor b: PMOS operating in saturation region with Ib = 0.4 mA, b. None of the answers c. Transistor a: NMOS operating in triode region with Ia = 0.9 mA, d. Transistor c: NMOS operating in triode region with Ic = 0.7 mA, e. Transistor d: NMOS operating in triode region with Id = 0.7 mA,