AMU 2025 — Computer PYQAMU | Computer | 2025The result of the UNION operation between R, and Rz is a relation that includes:Choose the correct answer:A. all the tuples of 𝑅1 (Correct Answer)B. all the tuples of 𝑅2C. all the tuples of 𝑅1 and 𝑅2D. all the tuples of 𝑅1 and 𝑅2 which have common columnsCorrect Answer: all the tuples of 𝑅1Aall the tuples of 𝑅1Ball the tuples of 𝑅2Call the tuples of 𝑅1 and 𝑅2Dall the tuples of 𝑅1 and 𝑅2 which have common columnsShow Answer SExplanationNo text explanation available.
