The performance equations of any branch ‘i’ in admitance form will be

<tr> <td style="width: 30px; text-align: center;"></td> <td class=""> <p><math xmlns="http://www.w3.org/1998/Math/MathML"><msub><mi>i</mi><mi>i</mi></msub><mo>+</mo><msub><mi>j</mi><mi>i</mi></msub><mo>=</mo><msub><mi>y</mi><mi>i</mi></msub><mo>×</mo><msub><mi>v</mi><mi>i</mi></msub></math></p> </td> </tr>

Answer: Option (b)