Which Article defines the territories of Pakistan?

The correct answer is 1. Article 1 of the Constitution of Pakistan is foundational, as it defines 'The Republic and its Territories'. It outlines what constitutes Pakistan, including its provinces, the Islamabad Capital Territory, and the Federally Administered Tribal Areas, and any other territories that may be included by law.

• Article 2 declares Islam as the State religion.
• Article 2A incorporates the Objectives Resolution into the Constitution.
• Article 3 focuses on the elimination of exploitation.

Hence, Article 1 is the specific provision that delineates Pakistan's territorial boundaries.