Question: Given: Q1: (R NATURAL FULL OUTER JOIN S) UNION (R NATURAL JOIN S); Q2: (R NATURAL LEFT OUTER JOIN S) UNION (R NATURAL RIGHT OUTER

Given: Q1: (R NATURAL FULL OUTER JOIN S) UNION (R NATURAL

Given: Q1: (R NATURAL FULL OUTER JOIN S) UNION (R NATURAL JOIN S); Q2: (R NATURAL LEFT OUTER JOIN S) UNION (R NATURAL RIGHT OUTER JOIN S); A. Q1 and Q2 produce the same answer. B. The answer to Q1 is always contained in the answer to Q2. C. The answer to Q2 is always contained in the answer to Q1. D. Q1 and Q2 produce different answers

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