The driving point impedance Z(s) for the circuit shown below is
1
\(\frac{{{s^4} + 3{s^2} + 1}}{{{s^3} + 2s}}\)
2
\(\frac{{{s^4} + 2{s^2} + 4}}{{{s^2} + 2}}\)
3
\(\frac{{{s^2} + 1}}{{{s^4} + {s^2} + 1}}\)
4
\(\frac{{{s^3} + 1}}{{{s^4} + {s^2} + 1}}\)