What will happen to the pivot table if$,$ having loaded all three data sets for $2018-20$ into the pivot table, you remove the $2019$ file from the source folder and do nothing else?

Group of answer choices

Nothing

The numbers presented will now be calculated based on $2018$ and $2020.$

It will display an error because Excel will recognize that a number is missing from the sequence.

The pivot table data will become unreliable.