The $2$-port admittance matrix of the circuit shown is given by

- $\begin{bmatrix}0.3 &0.2 \\0.2 &0.3 \end{bmatrix}$
- $\begin{bmatrix} 15&5 \\5 &15 \end{bmatrix}$
- $\begin{bmatrix} 3.33&5 \\5 &3.33 \end{bmatrix}$
- $\begin{bmatrix} 0.3&0.4 \\0.4 &0.3 \end{bmatrix}$