This is for a relational database class, I have some answered but not 100% if they're all right. Any help would be appreciated thank you!

Question 11 Not yet answered Points out of 5.00 P Flag question ABC RETAILER Observe the ER diagram for the ABC Retailer: ABC RETATLER (ERD) PromolD Date ProductID PROMOTION PRODUCT BelongsTo BrandID BRAND BrandName This ER diagram will be used for the following questions citing ABC Retailer ER Diagram. How many columns will the relation BRAND have in the relational schema mapped from the ABC Retailer ER diagram? Select one 0 a, 4 o b. 2 O C. 5 o d. 3 Question 12 Answer saved Points out of 5.00 P Flag question Two columns of a relational table can have the same names. Select one O True False Question 13 Answer saved Points out of 5.00 P Flag question A bridge relation is a result of mapping an MN relationship Select one True O False Question 14 Answer saved Points out of 5.00 P Flag question An entity and its 1:1 unary relationship are mapped as one relation. Select one True O False