Pick 4 Set Operations - Intersection & Union & Complement & Difference

● Intersection (A∩B): Returns all elements that exist in both Set A and Set B.

● Union (A∪B): Combines all elements from Set A and Set B while removing duplicates.

● Complement (Aᶜ): Returns all elements not in Set A (relative to a defined universal set).

● Difference (A-B): Extracts elements that are in Set A but not in Set B.