The Thirteenth Pravasi Bhartiya Divas was held on 8th and 9th January 2015 at –

Gandhinagar
New Delhi
Bengaluru
Indore

The correct answer is B. New Delhi.

Pravasi Bharatiya Divas (PBD) is an annual event held in India to celebrate the contributions of overseas Indians to the development of India. The first PBD was held in 1999 in New Delhi. The thirteenth PBD was held on 8th and 9th January 2015 at Vigyan Bhavan, New Delhi. The theme of the thirteenth PBD was “Contribution of Overseas Indians to India’s Development: Partnerships for Progress.”

The event was inaugurated by the President of India, Pranab Mukherjee. The Prime Minister of India, Narendra Modi, delivered the keynote address. The event was attended by over 5,000 overseas Indians from over 100 countries.

The thirteenth PBD was a successful event that highlighted the contributions of overseas Indians to the development of India. The event also provided a platform for overseas Indians to network with each other and with the Indian government.