Correct answer: (d) Admission of new States
Explanation
- A
Formation of new States
(a) Formation of new States. Article 3 expressly allows Parliament to form a new State by separation or union.
- B
Alteration of areas of States
(b) Alteration of areas of States. Article 3 covers increase or diminution of the area of any State.
- C
Alteration of boundaries of States
(c) Alteration of boundaries of States. Article 3 covers alteration of boundaries (and names).
- D
Admission of new States
(d) Admission of new States. Admission or establishment of new States into the Union is Article 2, not Article 3. That impossibility under Article 3 is the official key.
Summary. Official key is (d). Article 3 lets Parliament form new States and alter area, boundaries and names. Admission of new States is Article 2, so it is not possible under Article 3.