can you draw the use case diagram for this scenario : An online shopping website Mediocre Buy allows customers to register an account, login$,$search for products, add to a cart, view a cart, and check out. Checking out must include selecting a payment method and selecting a shipping method. Checking out may also involve creating a payment method. A special type of customer called a senior can also apply to be a

verified senior $($which automatically applies a discount at checkout$).$ A verifier working for Mediocre Buy will verify the customer$$s selected payment method and selected shipping method. When a new payment method is added, a bank server will be contacted to verify the

validity of the new paymentc