As per Article 1 of the Constitution territories of Pakistan shall comprise________________?

A. The Province of Balochistan, Khyber Pakhtunkhwa, Punjab Sindh, Federal Capital and FA
B. Balochistan, Khyber Pakhtunkhwa, Punjab, Sindh and FATA
C. Balochistan, Khyber Pakhtunkhwa, Punjab, Sindh and Islamabad Capital Territory
D. Non of these