India on 28 March 2015 launched its _____ Navigation Satellite?

India on 28 March 2015 launched its _____ Navigation Satellite?

Options:

1) 3rd

2) 1st

3) 4th

4) 2nd

Answer:

3) 4th

Other Details:

• India launched satellite IRNSS-1D on 28 March 2015 from Sriharikota onboard workhorse PSLV-C27 that would pave the way for the country's own navigation system on par with the GPS of US.