In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is___________?
A. Indeterminable
B. 2 kΩ
C. 10 kΩ
D. 20 kΩ
A. Indeterminable
B. 2 kΩ
C. 10 kΩ
D. 20 kΩ