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Economics › Digital Payments,Digital Infrastructure
Consider the following : 1. Aarogya Setu 2. CoWIN 3. DigiLocker 4. DIKSHA Which of the above are built on top of open-source digital platforms ?
(a)
1 and 2 only
(b)
2, 3 and 4 only
(c)
1, 3 and 4 only
(d)
1, 2, 3 and 4
(D)