a) Bangladesh
b) Bhutan
c) India
d) Nepal
The Bhutan government has decided to send the bill for ratification of the Bangladesh-Bhutan-India-Nepal Motor Vehicle Agreement for road and rail connectivity to its upper senate. The BBIN initiative is a big initiative in the region, which is aimed at improving rail and road connectivity in the region. However, only Bangladesh, India and Nepal have implemented the agreement, Bhutan is yet to accord its ratification of the agreement.