This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health education & planning, Subject name: Social & Preventive Medicine
Which of the following act(s) passed before 1980- 
Select and explain. 
A. ESI act, B. PNDT, C. Factories act, D. MTP act
A: ESI act
Answer: A: ESI act 
Explanation: The ESI Act passed in 1948 is an impoant measure of social security and health insurance in this country.It provides for ceain cash and medical benefits to industrial employees in case of sickness,maternity and employment injury (refer pgno:815 park 23 rd edition)