(Solved): 41. List all FDs 42. What is the KEY of Product-Sale (exam FD very carefully b/c only if FDs are co ...

41. List all FDs 42. What is the KEY of Product-Sale (exam FD very carefully b/c only if FDs are correct, you may figure out the key correctly). (PID, SaleRep, SaleDate) 43. What Normal Form this table is in? WHY? 44. Describe a modification anomaly (insertion/deletion/update anomaly) this table suffers. (refer to slides no. 8, no. 9 in PPT file) 45. Normalize this table into a set of tables.