Arrange the following developments in Labour Welfare Movement in the correct order from earliest to the latest.<br>1. Voluntary organisations engaged in labour welfare expanded in number and influences.<br>2. Trade unions fought to bring about an improvement in the working conditions of labour and to raise their status socially and economically.<br>3. Some enlightened employers took the initiative to improve the living and working conditions of labour.<br>4. The state tried through legislation to regulate and improve the lot of labour.

Correct Answer: 3, 4, 2, 1