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Question 15 (4 points) Listen Consider the Supplier-Parts DB and its contents (tuples in tables). Show the result (table) of evaluating the following Relational Algebra expression. Ensure that you show the column headings. SP (P.PNO=SP.PNO) II SNO, STATUS { COLOR="Red' CITY='Athens') (S (S.SNO=SP.SNO) P} Q Format Add a File Record Audio Record Video Question 16 (2 points) Listen Consider the Supplier-Parts DB and its contents (tuples in tables). Show the result (table) of evaluating the following Relational Algebra expression. Ensure that you show the column headings. ISNO, CITY{ S * {(ITSNO, PNO SP) = (IPNO (OCOLOR="Red." P))}