1. Please normalize this table up to the 3rd normal form. You need to explain the steps of normalization by showing functional dependencies and show the final normalized tables. [25 points] (Ex. Sname Saddress, Sphone ) ** Note: without any explanation, showing the final tables will get partial credits. INV_NUM PROD_NUM SALE_DATE PROD_LABEL VEND CODE VEND NAME QUANT_SOLD PROD_PRICE 211347 AA-E3422QW 15-Jan-18 Rotary sander 211 NeverFail, Inc. 1 $49.95 211347 QD-300932X 15-Jan-18 0.25-in. drill bit 211 NeverFail, Inc. 8 $3.45 211347 RU-995748G 15-Jan-18 211348 211349 AA-E3422QW 15-Jan-18 GH-778345P 16-Jan-18 Band saw Rotary sander 309 BeGood, Inc. 1 $39.99 211 NeverFail, Inc. 2 $49.95 Power drill 157 ToughGo, Inc. 1 $87.75