Detailed Solution:
The correct answer is “Indra Sawhney Case (1992)”.
In Indra Sawhney v. Union of India (1992) case the court examined the scope and extent of Article 16(4). The Court has said that the creamy layer of OBCs should be excluded from the list of beneficiaries of reservation, there should not be reservation in promotions; and total reserved quota should not exceed 50%.