Which of the following is NOT correct for the two data sets given (assume all fields types are appropriate to the operations) Data Set 1 Data Set 2 ID Total ID Total 1 4 1 7 2 5 21 3 3 8 9 A union of these datasets will have 6 rows of data A join of these datasets will have 3 rows of data An append of these datasets will have 6 rows of data