Which river is water causing disputes between Karnataka and Tamilnadu 

Correct option is: (B) Three-tier

Correct option is: (C) Dispute in realtion to sale of defective goods by the seller

B) All the three states should make agreements and follow it on the basis of water availability

Correct option is B) Mahabaleswaram

Correct option is B) 3, 766

B) The Tungabhadra

Correct option is B) 42nd

D) 1,2,3,4 are true

B) 1-b, 2-a, 3-c

C) to develop an effective resolution mechanism outside the court