Printing Answers seperately in exam document class

I want to print answers separately after the end of the the questions in exam document class. Guide me.

1. Which is/are the neighbouring countries of India? 
A. Nepal B. USA C. Thailand D. China

2. Who introduced mid-meal scheme in Tamil Nadu? 
A. Kamarajar B. M.G.Ramachandran C. C.N.Annadurai D. Thandai Periyar

Solution: 
1. (A, D) Hint: Thailand and USA are not neighbouing countries 
2. (A) Hint: Kalvikan thiranda Kamarajar.


இரா.சிவக்குமார் (R.SIVAKUMAR)
கணித விரிவுரையளர் (LECTURER IN MATHEMATICS), 
www.rasivakumar.blogspot.in 		 	   		  
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