with regard to the indo-pakistan dispute over kashmir, which of the following statements is  mostaccurate?                 a.  after a 1948 ceasefire ended a pakistani invasion of 1947, pakistan returned captured kashmiri territory to india.      b.  at independence in 1947, the kashmiris voted to be part of pakistan.      c.  the british sold the rulership of kashmir to a muslim prince.      d.  the simla agreement of 1972 established the current line of control between pakistan and india.