How might this issue be resolved to ensure a better customer journey?

A merchant has reported that customers are seeing low stock items at the top of their search results, giving them a subpar customer experience and impacting conversion.

How might this issue be resolved to ensure a better customer journey?
A . In Business Manager, select Show Orderable Products Only at the root level to hide any products that are currently out of stock.
B. In Business Manager, enter a higher boost factor for availability in Searchable Attributes.
C. In Business Manager, set an availability low ranking threshold in Search Preferences.
D. Create a job that sets all unavailable products to be hidden. Schedule the job to run hourly to clean up the catalog on a regular basis.

Answer: D