**Core Concept**
Ayushman Bharat is a flagship scheme of the Government of India aimed at providing universal health coverage to the poor and vulnerable populations. It was launched to reduce the financial burden on individuals and ensure equitable access to quality healthcare services.

**Why the Correct Answer is Right**
Ayushman Bharat was launched on September 23, 2018, as a part of the National Health Policy 2017. The scheme provides a health insurance coverage of up to ₹5 lakh per family per year for secondary and tertiary care hospitalization. The scheme is designed to cover over 10 crore families, which is approximately 50 crore beneficiaries.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because Ayushman Bharat was not launched in 2008, which is a decade before its actual launch.
**Option B:** This option is incorrect because Ayushman Bharat was not launched in 2015, which is a few years before its actual launch.
**Option C:** This option is incorrect because Ayushman Bharat was not launched in 2020, which is a couple of years after its actual launch.

**Clinical Pearl / High-Yield Fact**
One of the key features of Ayushman Bharat is that it provides cashless and paperless transactions, making it easier for the beneficiaries to access healthcare services.

**Correct Answer: C. 2018.**