Explanation:

- The SAARC Young Parliamentarians Conference (YPC) serves as a platform for young legislators from SAARC countries to engage and collaborate on regional issues.

- Option 1: New Delhi, India

- This city is a major hub for South Asian diplomatic activities but did not host the first YPC.

- Option 2: Thimphu, Bhutan

- While Bhutan is a peaceful country and a member of SAARC, it was not the venue for this conference.

- Option 3: Islamabad, Pakistan

- ???? Correct Answer: Islamabad hosted the first SAARC YPC in August 2016.

- Option 4: Kabul, Afghanistan

- Kabul plays a role in SAARC but did not host this event.

- Option 5: Kathmandu, Nepal

- As a frequent host for SAARC events, Kathmandu was not the location for the first YPC.