Correct option is (d) 0.34 volts
Explanation: Given,
Standard EMF of the cell = E°cell = 2.71 volts
Standard reduction potential of the anode = E°anode = -2.37 volts
E°cell = E°cathode – E°anode
E°cathode = E°cell + E°anode
= 2.71 + (-2.37)
= 0.34 volts.