What two features would the developer add to this importer to prevent this?

An Adobe Commerce Developer is tasked with writing an importer for a custom entity. After the work is complete and deployed, they start receiving complaints from their client that the importer does not work and fails every time they use it.

The developer realizes that the client is importing a file which does not match the format required for the importer to process correctly.

What two features would the developer add to this importer to prevent this? (Choose two.)
A . Set up an example file and inject it into the ExampleFileProvider .
B . Set up a try/catch in the importer to display a warning the file is not in the correct format.
C . Set up validation by implementing a validateRow method in their importer.
D . Set $needColumnCheck = true; and add column names to the $validColumnNames class properties.

View Answer

Answer: C,D