When was Balochistan declared as a Province?

A. In 1961
B. In 1971
C. In 1981
D. In 1991

Balochistan Province of Pakistan

Balochistan was declared as a Province in 1971. Balochistan is one of the four provinces of Pakistan. It is the largest province in terms of land area, forming the southwestern region of the country, but is the least populated. Its provincial capital and largest city is Quetta. Its total Area is 347,190 km²