You are managing a project to launch a new Magento instance to target customers in the UK Spain and Finance. Customer will access the sites with different top-level domain names, such as oo.uk.es and f. All websites must be localized.

Products will use prices in EUR or GBP depending on the country.

UK uses a local carrier for delivery while Spain and France use a global carrier.

What is the minimum number of combination to configure this project?