1. Workmen Compensation Fund in Balance Sheet = rupee 1,50,000
2. Workmen Compensation Claim = rupee 1,20,000
3. Surplus Fund Available for Distribution
\[
= rupee 1,50,000 - rupee 1,20,000 = rupee 30,000
\]
4. Nidhi’s Share in the Surplus (Profit Sharing Ratio: 3:2:1)
\[
{Nidhi’s Share} = \frac{1}{6} \times rupee 30,000 = rupee 5,000
\]
Thus, the amount credited to Nidhi’s Capital Account = rupee5,000 (Option C).