Solution

Disagreement
1. Disagreements regarding the division of water between the Ganga and Brahmaputra rivers
2. Unauthorized immigration to India
3. Refusing to permit Indian troops to cross its borders.
4. Avoid supplying India with natural gas.

Cooperation
1. Over the past ten years, the state of economic relations has significantly improved.
2. India's "Look East" policy includes Bangladesh in its efforts to connect with Southeast Asia via Myanmar.
3. Worked together on environmental and disaster management issues.
4. Collaboration in identifying shared dangers and improving sensitivity to one another's requirements