This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
Which year MTP act was passed - 
Select and explain. 
A. 1971, B. 1981, C. 1957, D. 1961
A: 1971
Answer: A: 1971 
Explanation: park's textbook of preventive and social medicine 23rd edition. *implementing rules and regulations for legalisation of aboion was initially written in 1971 were revised again in 1992 came to be known as the MTP act 1971.