Balochistan Became Province in______________?

Balochistan Became Province in______________?A. 1st july 1970
B. 14th Aug 1947
C. 14th Aug 1973
D. 23rd march 1956

The princely states of Mekran, Kharan, Lasbela and a little later Kalat state acceded to Pakistan after it came into being in 1947. In 1955, Balochistan was merged into one unit of West Pakistan. After the dissolution of one-Unit, On 1st July 1970 Balochistan emerged as one of the four new provinces of Pakistan.