Your client company has created a seasonal site that shares layouts with the default site, but has a different design theme that they have created on the Design page.
What do they need to do in the Administration UI to associate the new theme the seasonal site?

A storefront developer has just logged into the Commerce Cloud Administration UI and selects the Design page to begin configuring layouts and components for their account-based implementation.
What two key concepts must they understand? (Choose two.)

A company currently has two sites. The ID of the default site is site A.
The ID of the second site is siteB. They
want to create a third site, but have it copy the configurations of siteB rather than the default siteA.
Which endpoint, method, and URI do they use to accomplish this?

Which two are required to communicate with an Order Management System (OMS) Integration Service when integrating with an OMS from Commerce Cloud? (Choose two.)

For account-based commerce, the checkout layout can contain B2B-specific widgets that support accounts as well as general B2C widgets.
At a minimum, which two widget instances should be included on a B2B Checkout layout? (Choose two.)