Which one among the following statements about South Asia is not correct?

Options

A. 1. All the countries in South Asia have been democracies always
B. 2. SAFTA was signed at the 12th SAARC Summit in Islamabad
C. 3. The US and China playan . influential role in the politics of some South Asian States
D. 4. Bangladesh and India have agreements on river water sharing and boundary disputes