Describe the historical and current relationship between india and pakistan

India and Pakistan used to be one country up until 1947, when the Partition of India happened. 
Ever since, their relationship has had many problems. Kashmir is disputed between the two nations, and they're very competitive. The Junagadh issue, Kashmir conflict, the War of 1965, the Bangladesh Liberation War, and the Kargil War were all isues. There were many deaths and conflicts. 

Answer (d) may increase or decrease porosity through dissolution or deposition;

Answer the above statement is correct (true);