Consider the following relation:
BIKE_SALE(Bike_ID, Salesperson_ID, Date_Sold , Sale_Commission,
Discount_Percentage)
Assume that a motorbike may be sold by multiple Salesperson, and hence
{Bike_ID, Salesperson_ID} is the primary key. Additional dependencies are:
 Bike_ID -> Date_Sold
 Bike_ID -> Discount_Percentage
 Date_Sold -> Discount_Percentage
 Salesperson_ID -> Sale_Commission
Identify if this relation is in 1NF, 2NF, 3NF? Please specify your reasons and
normalize if you think it is needed.