Explanation: Two of the options (C and D) in the question, in their present form, are incomprehensible. The steps toward normalization envisaged in the Simla Agreement of 1972 led to the resumption of diplomatic relations at the level of Ambassador in July 1976. The Simla Agreement provided realizable hopes for economic relations between India and Pakistan. The signing of the Trade Protocol in November 1974 was a pointer to the Trade Agreement of January 1975. This was accompanied by the restoration of railway links and the resumption of private trade between the two countries. ....Read more