Which organisation, founded in 1969 with its headquarters in Bengaluru, is India's national space agency that gained worldwide attention for its cost-effective Mars Orbiter Mission?

• A Defence Research and Development Organisation
• B Bhabha Atomic Research Centre
• C Council of Scientific and Industrial Research
• D Indian Space Research Organisation ✓

The Indian Space Research Organisation (ISRO) has achieved milestones like the Chandrayaan lunar missions and the Mars Orbiter Mission (Mangalyaan) at a fraction of the cost of similar missions.