A Digital Developer wants to selectively retrieve products and process them from an iPhone.
Which action should the Developer take, given that JavaScript controllers CANNOT be used?

A merchant wants to obtain an export file that contains all the products .assigned to their Storefront catalog. They do not know how to achieve this easily without manual processing, so asked their developer to help Generate this. The merchant s Instance setup is as follows:
* They have one Master catalog and one storefront catalog.
* Some, but not all, of the products in the Master catalog are assigned to categories within the Storefront catalog.
Which method allows the developer to generate the export for the merchant?

A Digital Developer is adding support for an additional language other than the default. The locale code for the new language is de.
In which folder should the developer place resource bundles?

A custom cartridge that seemed to be performing well in a sandbox has been installed in production. The production instance is showing increased page load times that seem to be related to the new custom code. What can a developer do to quickly track down the potential problem?

A developer is working on a new site for the U.S based on an existing Canadian site. One of the requirements is a change to the address form. The current Canadian form has an <options> list with the correct two-letter abbreviation for the provinces.
The U.S. requirements are to:
* Have an <options> list with the correct two-letter abbreviation for the states in place of the province field.
* Set the U.S site locale.
* Add the options list field definition to the XML file.
How should the developer set up the files before making the required edits?