iSQI Exam CTAL-ATT Topic 2 Question 13 Discussion

You have been asked to supply the list of keywords for a keyword-driven test automation script that will be used to test the following story

As a customer I want to be able to add and delete items from my shopping carl, so that I can buy the right number of items and still get free shipping on some of the items

The automation will add and delete items from a customer's shopping carl and will then verify that the total shipping cost is correct The test automation library has a large set of keywords that have been coded to support this ecommerce site Which of the following is the smallest set of keywords that contains the ones needed to support testing this story?