Accessing data - Choose data access technologies

You are building an ADO.NET EF application. You need to add a property of type NVARCHAR(50) named Notes to the underlying database table named Customer and have it reflected in the Customer entity. What should you do? (Choose all that apply)

Run the EDM Generator.
Run the Update Model Wizard.
Add the field to the underlying table, add a Scalar property of type String to the Customer entity, and update the mapping.
Drop the Customer table and re-create it with the new field; then choose the Generate Database From Model option.