Explanation:

- Decreasing demand for domestic industrial products: This can slow down industrial growth as local industries struggle to sell their goods.

- Globalisation: Opened markets lead to increased competition. Many Indian industries face challenges competing with international companies.

- India doesn’t have access to different markets because of high non-tariff barriers: Many countries have non-tariff barriers, like strict standards, that make it difficult for Indian products to enter these markets.

- All of the above: The combination of these factors can collectively contribute to the slowdown in industrialisation.

Answer: Option 4 - All of the above