Step 1: Understand the Krishna River geography
The Krishna River flows through Maharashtra, Karnataka, Telangana, and Andhra Pradesh.
Step 2: Tamil Nadu is not part of Krishna basin
Tamil Nadu lies outside the Krishna basin and is not a stakeholder in the Krishna Water Dispute.
Step 3: Identify states involved in the water sharing tribunal
Maharashtra
Karnataka
Andhra Pradesh
Telangana (added post-2014 after state formation)
Thus, the correct set is: i, iii, iv, v