Explanation:

- Definition of Domestic Income: It represents the total income earned by individuals and businesses within a country before accounting for net factor income from abroad.

- National Income: It is the sum of all wages, profits, rents, and other forms of earnings of a nation.

- Net Factor Income from Abroad: It is the difference between a country's national income and domestic income.

- Given values: National income is Rs 10,000 crore and net factor income from abroad is Rs 2,000 crore.

- Domestic Income Calculation:

Domestic Income = National Income - Net Factor Income from Abroad

Domestic Income = 10,000 crore - 2,000 crore = Rs 8,000 crore

- Available Options:

1. Rs 5,000 crore

2. Rs 10,000 crore

3. Rs 12,000 crore

4. Rs 8,000 crore