Q: 59 (IES/2012)

Which of the following is/are the Maharatna Central Public Sector Enterprises ?
1. National Thermal Power Corporation Ltd.
2. .Hindustan Fertilizers Corporation Ltd.
3. Oil and Natural Gas Corporation Ltd.
4. Steel Authority of India Ltd.

Select the correct answer using the codes given below :
question_subject: 
Economics
question_year: 
2012
question_exam: 
IES
stats: 
0,2064,680,288,160,232,2064