The correct answer is (d). The 18th SAARC Summit was held on November 26-27, 2014 in New Delhi, India. The theme of the summit was “Deeper Integration for a Shared Prosperity.” The summit was attended by the heads of state or government of the eight member states of SAARC: Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, Sri Lanka, and Afghanistan. The summit was a success, with the leaders of the member states agreeing to a number of important initiatives, including the establishment of a SAARC Development Fund and the launch of a SAARC Free Trade Area.
The other options are incorrect. Option (a), Kabul, is the capital of Afghanistan. Option (b), Kathmandu, is the capital of Nepal. Option (c), Colombo, is the capital of Sri Lanka.