The development team is building a complex LINK cartridge for a hosted checkout solution. The provider s database is used as a single source of truth, but the information in the Basket on B2C Commerce side needs to be synchronized. This is implemented asynchronously the back end when the customers interact will the hosted checkout page and change their shipping/biding details.
As an Architect you have to advise the development team with how to implement the logging to ensure that there will be a mechanism available to allow troubleshooting in the case something goes wrong on production.
Which solution should the Architect suggest?

To properly configure your service connection to Salesforce Marketing Cloud your receive this configuration:

After making a call to this service you receive a ServiceUnavailableException. What could be the reason?

Given a website launched to production, the Architect can rely on several SFCC Business Manager tools that provide an automatic notification feature.
Which three tools have such a feature and do not require to be monitored manually?
Choose 3 answers

The Client is planning to switch to a new Payment Service Provider (PSP). They have approached an Architect to understand the time and effort to Integrate the new PSP The PSP offers a LINK cartridge compatible with SiteGenesis Pipelines, but the Client's website is build on Controllers.
Which two options should the Architect take into consideration before starting analysis? Choose 2 answers

During a technical review, the Client raises a need to display product pricing on the Product Detail Page (PDP) with discounted values per promotion. The Client notes customers complained of bad user experiences in the past when they would add a productto the basket from the cached PDP and then see a higher price when they started checkout as the promotion had expired.
What should the Architect suggest be implemented for this given that performance should be minimally impact?