Your client has reported a problem with the sales reports in Magento compared to the reports in their ERP system. Their ERP store are hosted in different time zone creating a discrepancy. After updating the time zones in both your system you realize the reporting.
What will you to solve this?

A merchant wants to disable returns for final sale products. On the product the merchant configures Enable RMA to No.
How does this setting impact RMA request?

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?

A merchant has imported Youtube video URLs for all of the product but the videos are not displayed on the storefront.
Why are the video unable to be displayed?

An ERP company asks you for recommendations which Magento API to use to integrate a client It is expected that at times large amount of product and category changes will need to be pushed from the ERP to Magento.
What is the appropriate Magento API for this?