There are 4 types of variabilities to improve customer experience service. Assume that Amazon is both a customer and fulfillment center of both large and small-scale suppliers. Explain how Capability variability is illustrated in the case.

Amazon has a very good website and Alexa technology, which allows it to know the profile of their customers. This can enable Amazon to predict the most selling goods, its quantity, etc., and thus they streamline the flow of products lines and the operation of its distribution/fulfillment center