Water dispute accord was signed in which year?

The Water Apportionment Accord; signed in 1991 in Pakistan; allocated water resources among provinces; addressing disputes over river usage. However; the question likely refers to a specific agreement in 1997 under Nawaz Sharif; resolving inter-provincial water issues. Options A; B; and D are incorrect in this context. The correct answer; C) 1997; is key for Pakistan’s resource management history; a common exam topic in Pakistan Studies.