A developer is using logging in scripts to troubleshoot an issue. They are using the dw.system.Log class to write to specific log levels and categories. Which log level is always enabled by default?

A Digital Developer has a new requirement to disable the "Discover" credit card type for all checkouts.
What does the Developer need to change in Business Manager to fulfill this requirement?

Which two items are appropriate content of custom logs implemented at checkout?
Choose 2 answers:

A Digital Developer needs to add a new form to the shopping cart page to allow customers to enter their rewards pass ID. There is already an existing Cart.js controller that handles processing of the other cart forms. In addition, a form field node is in the form XML and the necessary form input is present in the ISML template.
The code below is the submit button for the ISML markup.

What additional steps must occur before the Digital Developer can begin writing the processing code for this request?