Which Article of the Indian Constitution deals with the Attorney General?

Article 76

The correct answer is Option 2 - Article 76

Article 76 of the Indian Constitution under its Part-V deals with the position of Attorney General of India

Important Articles: COM, Prime Minister, and Attorney General

Article 74: Council of Ministers to aid and advise President
Article 75: Other Provisions as to Ministers (appointment of the Prime Minister)
Article 76: Attorney-General for India
Article 77: Conduct of business of the Government of India
Article 78: Duties of Prime Minister with respect to the furnishing of information to the President, etc.