question_answer

With reference to the Indian space programme, consider the following statements?

1. All the INSAT series of satellites were launched abroad

2. PSLVs were used to launch IRS-series of satellites

3. India used the indigenously built cryogenic engines for the first time for powering the third stage of GSLV

4. ISRO launched its 100th mission Polar Satellite Launch Vehicle (PSLV-C21) from Sri Lanka on September 9, 2012

Which of the above statements are correct?

A)  1 and 2 only                

B)  1, 2 and 3 only

C)  2, 3 and 4 only             

D)  1, 2, 3 and 4