Final answer:
The voltage gain V₀/Vᵢ of the op-amp circuit cannot be determined without further information.
Step-by-step explanation:
To determine the voltage gain V₀/Vᵢ of the op-amp circuit, we need to examine the circuit diagram and analyze its properties.
The op-amp is an amplifier that amplifies the voltage difference between its two input terminals, known as the inverting input (Vᵢ-) and non-inverting input (Vᵢ+). In this circuit, assuming the op-amp is ideal, the voltage gain V₀/Vᵢ is equal to the ratio of the feedback resistor to the input resistor.
Since the circuit diagram is not provided, it is not possible to determine the voltage gain without further information. Therefore, the correct answer is d) Undefined.