Part 1: Dependency Diagram 1. Using the dependency diagram in the figure below, answer questions 1.1, 1.2, and 1.3. Inv_Num Prod_Num Sale_Date Prod_Desc Vend_Code Ven_Name Num_Sold Prod_Price 1.1. Identify partial/transitive dependencies 1.2. Write the relational schemas that meet 2NF requirements and create a dependency diagram for each schema 1.3. Write the relational schemas that meet 3NF requirements and create a dependency diagram for each schema