Please choose one of the following.

lf a lookup search does not find a value in the search data, then the row from which the search is produced is dropped so a balanced pipeline can be produced

If a lookup search finds the search value in the lookup data but discovers that the fields that are being returned from the search are null, then the row from which the search is produced is dropped so that a balanced pipeline can be produced

If the lookup finds two records that match the search key, it will return two records

None of the above